Home / 125,070,046.17-172,596,680.07-69,319,065.88

Finding the Fourth Proportional to 125,070,046.17, 172,596,680.07 and 69,319,065.88

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Solution

The fourth proportional to 125,070,046.17, 172,596,680.07 and 69,319,065.88 is: 95,660,319.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,070,046.17 : 172,596,680.07 = 69,319,065.88 : x
  2. Step 2: Convert to fraction form
    125,070,046.17/172,596,680.07 = 69,319,065.88/x
  3. Step 3: Cross multiply
    125,070,046.17x = 172,596,680.07 × 69,319,065.88
  4. Step 4: Simplify right side
    125,070,046.17x = 11,964,240,636,225,866
  5. Step 5: Solve for x
    x = 11,964,240,636,225,866/125,070,046.17
  6. Step 6: Final answer
    x = 95,660,319.98

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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.