Home / 131,641,226.45-181,577,419.79-84,657,701.33

Finding the Fourth Proportional to 131,641,226.45, 181,577,419.79 and 84,657,701.33

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Solution

The fourth proportional to 131,641,226.45, 181,577,419.79 and 84,657,701.33 is: 116,771,374.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,641,226.45 : 181,577,419.79 = 84,657,701.33 : x
  2. Step 2: Convert to fraction form
    131,641,226.45/181,577,419.79 = 84,657,701.33/x
  3. Step 3: Cross multiply
    131,641,226.45x = 181,577,419.79 × 84,657,701.33
  4. Step 4: Simplify right side
    131,641,226.45x = 15,371,926,972,853,850
  5. Step 5: Solve for x
    x = 15,371,926,972,853,850/131,641,226.45
  6. Step 6: Final answer
    x = 116,771,374.65

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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.