Home / 239,158,130.31-358,737,200.46-57,405,308.31

Finding the Fourth Proportional to 239,158,130.31, 358,737,200.46 and 57,405,308.31

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Solution

The fourth proportional to 239,158,130.31, 358,737,200.46 and 57,405,308.31 is: 86,107,963.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,158,130.31 : 358,737,200.46 = 57,405,308.31 : x
  2. Step 2: Convert to fraction form
    239,158,130.31/358,737,200.46 = 57,405,308.31/x
  3. Step 3: Cross multiply
    239,158,130.31x = 358,737,200.46 × 57,405,308.31
  4. Step 4: Simplify right side
    239,158,130.31x = 20,593,419,594,672,572
  5. Step 5: Solve for x
    x = 20,593,419,594,672,572/239,158,130.31
  6. Step 6: Final answer
    x = 86,107,963.66

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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.