Home / 115,442,282.16-159,304,666.68-63,231,550.02

Finding the Fourth Proportional to 115,442,282.16, 159,304,666.68 and 63,231,550.02

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Solution

The fourth proportional to 115,442,282.16, 159,304,666.68 and 63,231,550.02 is: 87,256,426.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,442,282.16 : 159,304,666.68 = 63,231,550.02 : x
  2. Step 2: Convert to fraction form
    115,442,282.16/159,304,666.68 = 63,231,550.02/x
  3. Step 3: Cross multiply
    115,442,282.16x = 159,304,666.68 × 63,231,550.02
  4. Step 4: Simplify right side
    115,442,282.16x = 10,073,080,999,595,848
  5. Step 5: Solve for x
    x = 10,073,080,999,595,848/115,442,282.16
  6. Step 6: Final answer
    x = 87,256,426.42

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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.