Home / 77,924,999.38-116,905,689.42-22,593,991.72

Finding the Fourth Proportional to 77,924,999.38, 116,905,689.42 and 22,593,991.72

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Solution

The fourth proportional to 77,924,999.38, 116,905,689.42 and 22,593,991.72 is: 33,896,261.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,924,999.38 : 116,905,689.42 = 22,593,991.72 : x
  2. Step 2: Convert to fraction form
    77,924,999.38/116,905,689.42 = 22,593,991.72/x
  3. Step 3: Cross multiply
    77,924,999.38x = 116,905,689.42 × 22,593,991.72
  4. Step 4: Simplify right side
    77,924,999.38x = 2,641,366,178,776,371.50
  5. Step 5: Solve for x
    x = 2,641,366,178,776,371.50/77,924,999.38
  6. Step 6: Final answer
    x = 33,896,261.79

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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.