Home / 625,941,017.09-938,937,059.57-159,614,534.96

Finding the Fourth Proportional to 625,941,017.09, 938,937,059.57 and 159,614,534.96

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Solution

The fourth proportional to 625,941,017.09, 938,937,059.57 and 159,614,534.96 is: 239,428,313.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,941,017.09 : 938,937,059.57 = 159,614,534.96 : x
  2. Step 2: Convert to fraction form
    625,941,017.09/938,937,059.57 = 159,614,534.96/x
  3. Step 3: Cross multiply
    625,941,017.09x = 938,937,059.57 × 159,614,534.96
  4. Step 4: Simplify right side
    625,941,017.09x = 149,868,002,119,975,392
  5. Step 5: Solve for x
    x = 149,868,002,119,975,392/625,941,017.09
  6. Step 6: Final answer
    x = 239,428,313.58

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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.