Home / 159,955,722.59-220,738,843.38-86,616,864.59

Finding the Fourth Proportional to 159,955,722.59, 220,738,843.38 and 86,616,864.59

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Solution

The fourth proportional to 159,955,722.59, 220,738,843.38 and 86,616,864.59 is: 119,531,244.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,955,722.59 : 220,738,843.38 = 86,616,864.59 : x
  2. Step 2: Convert to fraction form
    159,955,722.59/220,738,843.38 = 86,616,864.59/x
  3. Step 3: Cross multiply
    159,955,722.59x = 220,738,843.38 × 86,616,864.59
  4. Step 4: Simplify right side
    159,955,722.59x = 19,119,706,506,798,680
  5. Step 5: Solve for x
    x = 19,119,706,506,798,680/159,955,722.59
  6. Step 6: Final answer
    x = 119,531,244.00

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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.