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Finding the Fourth Proportional to 522,920,592,000.90, 784,380,888,001.35 and 522,920,592,000.90

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Solution

The fourth proportional to 522,920,592,000.90, 784,380,888,001.35 and 522,920,592,000.90 is: 784,380,888,001.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,920,592,000.90 : 784,380,888,001.35 = 522,920,592,000.90 : x
  2. Step 2: Convert to fraction form
    522,920,592,000.90/784,380,888,001.35 = 522,920,592,000.90/x
  3. Step 3: Cross multiply
    522,920,592,000.90x = 784,380,888,001.35 × 522,920,592,000.90
  4. Step 4: Simplify right side
    522,920,592,000.90x = 410,168,918,307,857,590,386,688
  5. Step 5: Solve for x
    x = 410,168,918,307,857,590,386,688/522,920,592,000.90
  6. Step 6: Final answer
    x = 784,380,888,001.35

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Double scale
Find fourth proportional to 522,920,592,001.90, 784,380,888,002.85 and 522,920,592,001.90
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.