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Finding the Fourth Proportional to 651,824,234.40, 977,736,351.60 and 651,824,234.40

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Solution

The fourth proportional to 651,824,234.40, 977,736,351.60 and 651,824,234.40 is: 977,736,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,824,234.40 : 977,736,351.60 = 651,824,234.40 : x
  2. Step 2: Convert to fraction form
    651,824,234.40/977,736,351.60 = 651,824,234.40/x
  3. Step 3: Cross multiply
    651,824,234.40x = 977,736,351.60 × 651,824,234.40
  4. Step 4: Simplify right side
    651,824,234.40x = 637,312,248,826,719,232
  5. Step 5: Solve for x
    x = 637,312,248,826,719,232/651,824,234.40
  6. Step 6: Final answer
    x = 977,736,351.60

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Half scale
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Double scale
Find fourth proportional to 651,824,235.40, 977,736,353.10 and 651,824,235.40
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.