Home / 65,664,141.40-98,496,212.10-62,136,947.80

Finding the Fourth Proportional to 65,664,141.40, 98,496,212.10 and 62,136,947.80

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Solution

The fourth proportional to 65,664,141.40, 98,496,212.10 and 62,136,947.80 is: 93,205,421.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664,141.40 : 98,496,212.10 = 62,136,947.80 : x
  2. Step 2: Convert to fraction form
    65,664,141.40/98,496,212.10 = 62,136,947.80/x
  3. Step 3: Cross multiply
    65,664,141.40x = 98,496,212.10 × 62,136,947.80
  4. Step 4: Simplify right side
    65,664,141.40x = 6,120,253,989,755,428
  5. Step 5: Solve for x
    x = 6,120,253,989,755,428/65,664,141.40
  6. Step 6: Final answer
    x = 93,205,421.70

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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.