Home / 98,222,553,143.40-147,333,829,715.10-53,591,712,810.60

Finding the Fourth Proportional to 98,222,553,143.40, 147,333,829,715.10 and 53,591,712,810.60

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Solution

The fourth proportional to 98,222,553,143.40, 147,333,829,715.10 and 53,591,712,810.60 is: 80,387,569,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,222,553,143.40 : 147,333,829,715.10 = 53,591,712,810.60 : x
  2. Step 2: Convert to fraction form
    98,222,553,143.40/147,333,829,715.10 = 53,591,712,810.60/x
  3. Step 3: Cross multiply
    98,222,553,143.40x = 147,333,829,715.10 × 53,591,712,810.60
  4. Step 4: Simplify right side
    98,222,553,143.40x = 7,895,872,289,377,483,751,424
  5. Step 5: Solve for x
    x = 7,895,872,289,377,483,751,424/98,222,553,143.40
  6. Step 6: Final answer
    x = 80,387,569,215.90

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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.