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Finding the Fourth Proportional to 713,207,747.60, 996,450,113.20 and 713,207,747.60

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Solution

The fourth proportional to 713,207,747.60, 996,450,113.20 and 713,207,747.60 is: 996,450,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,207,747.60 : 996,450,113.20 = 713,207,747.60 : x
  2. Step 2: Convert to fraction form
    713,207,747.60/996,450,113.20 = 713,207,747.60/x
  3. Step 3: Cross multiply
    713,207,747.60x = 996,450,113.20 × 713,207,747.60
  4. Step 4: Simplify right side
    713,207,747.60x = 710,675,940,831,137,024
  5. Step 5: Solve for x
    x = 710,675,940,831,137,024/713,207,747.60
  6. Step 6: Final answer
    x = 996,450,113.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.