Home / 119,743,531.61-165,236,176.09-67,545,396.59

Finding the Fourth Proportional to 119,743,531.61, 165,236,176.09 and 67,545,396.59

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Solution

The fourth proportional to 119,743,531.61, 165,236,176.09 and 67,545,396.59 is: 93,207,064.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,743,531.61 : 165,236,176.09 = 67,545,396.59 : x
  2. Step 2: Convert to fraction form
    119,743,531.61/165,236,176.09 = 67,545,396.59/x
  3. Step 3: Cross multiply
    119,743,531.61x = 165,236,176.09 × 67,545,396.59
  4. Step 4: Simplify right side
    119,743,531.61x = 11,160,943,044,272,376
  5. Step 5: Solve for x
    x = 11,160,943,044,272,376/119,743,531.61
  6. Step 6: Final answer
    x = 93,207,064.25

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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.