Home / 118,195,092.77-163,152,753.12-71,154,352.69

Finding the Fourth Proportional to 118,195,092.77, 163,152,753.12 and 71,154,352.69

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Solution

The fourth proportional to 118,195,092.77, 163,152,753.12 and 71,154,352.69 is: 98,219,209.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,195,092.77 : 163,152,753.12 = 71,154,352.69 : x
  2. Step 2: Convert to fraction form
    118,195,092.77/163,152,753.12 = 71,154,352.69/x
  3. Step 3: Cross multiply
    118,195,092.77x = 163,152,753.12 × 71,154,352.69
  4. Step 4: Simplify right side
    118,195,092.77x = 11,609,028,537,437,096
  5. Step 5: Solve for x
    x = 11,609,028,537,437,096/118,195,092.77
  6. Step 6: Final answer
    x = 98,219,209.16

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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.