Home / 124,581,472.80-186,872,209.20-59,869,673.70

Finding the Fourth Proportional to 124,581,472.80, 186,872,209.20 and 59,869,673.70

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Solution

The fourth proportional to 124,581,472.80, 186,872,209.20 and 59,869,673.70 is: 89,804,510.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,581,472.80 : 186,872,209.20 = 59,869,673.70 : x
  2. Step 2: Convert to fraction form
    124,581,472.80/186,872,209.20 = 59,869,673.70/x
  3. Step 3: Cross multiply
    124,581,472.80x = 186,872,209.20 × 59,869,673.70
  4. Step 4: Simplify right side
    124,581,472.80x = 11,187,978,188,402,138
  5. Step 5: Solve for x
    x = 11,187,978,188,402,138/124,581,472.80
  6. Step 6: Final answer
    x = 89,804,510.55

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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.