Home / 62,429,430.30-93,644,145.45-61,153,971.90

Finding the Fourth Proportional to 62,429,430.30, 93,644,145.45 and 61,153,971.90

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Solution

The fourth proportional to 62,429,430.30, 93,644,145.45 and 61,153,971.90 is: 91,730,957.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,429,430.30 : 93,644,145.45 = 61,153,971.90 : x
  2. Step 2: Convert to fraction form
    62,429,430.30/93,644,145.45 = 61,153,971.90/x
  3. Step 3: Cross multiply
    62,429,430.30x = 93,644,145.45 × 61,153,971.90
  4. Step 4: Simplify right side
    62,429,430.30x = 5,726,711,439,448,813
  5. Step 5: Solve for x
    x = 5,726,711,439,448,813/62,429,430.30
  6. Step 6: Final answer
    x = 91,730,957.85

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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.