Home / 163,849,475.61-226,115,609.55-89,514,850.80

Finding the Fourth Proportional to 163,849,475.61, 226,115,609.55 and 89,514,850.80

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Solution

The fourth proportional to 163,849,475.61, 226,115,609.55 and 89,514,850.80 is: 123,532,315.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,849,475.61 : 226,115,609.55 = 89,514,850.80 : x
  2. Step 2: Convert to fraction form
    163,849,475.61/226,115,609.55 = 89,514,850.80/x
  3. Step 3: Cross multiply
    163,849,475.61x = 226,115,609.55 × 89,514,850.80
  4. Step 4: Simplify right side
    163,849,475.61x = 20,240,705,052,419,304
  5. Step 5: Solve for x
    x = 20,240,705,052,419,304/163,849,475.61
  6. Step 6: Final answer
    x = 123,532,315.11

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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.