Home / 123,676,259.80-185,514,389.70-42,897,227.80

Finding the Fourth Proportional to 123,676,259.80, 185,514,389.70 and 42,897,227.80

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Solution

The fourth proportional to 123,676,259.80, 185,514,389.70 and 42,897,227.80 is: 64,345,841.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,676,259.80 : 185,514,389.70 = 42,897,227.80 : x
  2. Step 2: Convert to fraction form
    123,676,259.80/185,514,389.70 = 42,897,227.80/x
  3. Step 3: Cross multiply
    123,676,259.80x = 185,514,389.70 × 42,897,227.80
  4. Step 4: Simplify right side
    123,676,259.80x = 7,958,053,035,138,873
  5. Step 5: Solve for x
    x = 7,958,053,035,138,873/123,676,259.80
  6. Step 6: Final answer
    x = 64,345,841.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.