Home / 118,221,461.52-163,172,817-69,344,635.92

Finding the Fourth Proportional to 118,221,461.52, 163,172,817 and 69,344,635.92

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Solution

The fourth proportional to 118,221,461.52, 163,172,817 and 69,344,635.92 is: 95,711,552.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,221,461.52 : 163,172,817 = 69,344,635.92 : x
  2. Step 2: Convert to fraction form
    118,221,461.52/163,172,817 = 69,344,635.92/x
  3. Step 3: Cross multiply
    118,221,461.52x = 163,172,817 × 69,344,635.92
  4. Step 4: Simplify right side
    118,221,461.52x = 11,315,159,586,905,786
  5. Step 5: Solve for x
    x = 11,315,159,586,905,786/118,221,461.52
  6. Step 6: Final answer
    x = 95,711,552.21

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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.