Home / 8,151,497,244.90-12,227,245,867.35-7,170,032,006.10

Finding the Fourth Proportional to 8,151,497,244.90, 12,227,245,867.35 and 7,170,032,006.10

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Solution

The fourth proportional to 8,151,497,244.90, 12,227,245,867.35 and 7,170,032,006.10 is: 10,755,048,009.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151,497,244.90 : 12,227,245,867.35 = 7,170,032,006.10 : x
  2. Step 2: Convert to fraction form
    8,151,497,244.90/12,227,245,867.35 = 7,170,032,006.10/x
  3. Step 3: Cross multiply
    8,151,497,244.90x = 12,227,245,867.35 × 7,170,032,006.10
  4. Step 4: Simplify right side
    8,151,497,244.90x = 87,669,744,215,353,458,688
  5. Step 5: Solve for x
    x = 87,669,744,215,353,458,688/8,151,497,244.90
  6. Step 6: Final answer
    x = 10,755,048,009.15

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Double scale
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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.