Home / 59,872,140.70-89,808,211.05-53,813,713.30

Finding the Fourth Proportional to 59,872,140.70, 89,808,211.05 and 53,813,713.30

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Solution

The fourth proportional to 59,872,140.70, 89,808,211.05 and 53,813,713.30 is: 80,720,569.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,872,140.70 : 89,808,211.05 = 53,813,713.30 : x
  2. Step 2: Convert to fraction form
    59,872,140.70/89,808,211.05 = 53,813,713.30/x
  3. Step 3: Cross multiply
    59,872,140.70x = 89,808,211.05 × 53,813,713.30
  4. Step 4: Simplify right side
    59,872,140.70x = 4,832,913,321,430,592
  5. Step 5: Solve for x
    x = 4,832,913,321,430,592/59,872,140.70
  6. Step 6: Final answer
    x = 80,720,569.95

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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.