Home / 69,834,833.52-96,375,061.08-38,895,010.80

Finding the Fourth Proportional to 69,834,833.52, 96,375,061.08 and 38,895,010.80

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Solution

The fourth proportional to 69,834,833.52, 96,375,061.08 and 38,895,010.80 is: 53,676,780.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,834,833.52 : 96,375,061.08 = 38,895,010.80 : x
  2. Step 2: Convert to fraction form
    69,834,833.52/96,375,061.08 = 38,895,010.80/x
  3. Step 3: Cross multiply
    69,834,833.52x = 96,375,061.08 × 38,895,010.80
  4. Step 4: Simplify right side
    69,834,833.52x = 3,748,509,041,557,259.50
  5. Step 5: Solve for x
    x = 3,748,509,041,557,259.50/69,834,833.52
  6. Step 6: Final answer
    x = 53,676,780.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.