Home / 110,866,078.79-152,996,178.71-61,309,805.75

Finding the Fourth Proportional to 110,866,078.79, 152,996,178.71 and 61,309,805.75

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Solution

The fourth proportional to 110,866,078.79, 152,996,178.71 and 61,309,805.75 is: 84,608,079.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,866,078.79 : 152,996,178.71 = 61,309,805.75 : x
  2. Step 2: Convert to fraction form
    110,866,078.79/152,996,178.71 = 61,309,805.75/x
  3. Step 3: Cross multiply
    110,866,078.79x = 152,996,178.71 × 61,309,805.75
  4. Step 4: Simplify right side
    110,866,078.79x = 9,380,165,996,895,838
  5. Step 5: Solve for x
    x = 9,380,165,996,895,838/110,866,078.79
  6. Step 6: Final answer
    x = 84,608,079.40

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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.