Home / 158,781,660.60-238,172,490.90-157,437,967.80

Finding the Fourth Proportional to 158,781,660.60, 238,172,490.90 and 157,437,967.80

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Solution

The fourth proportional to 158,781,660.60, 238,172,490.90 and 157,437,967.80 is: 236,156,951.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,781,660.60 : 238,172,490.90 = 157,437,967.80 : x
  2. Step 2: Convert to fraction form
    158,781,660.60/238,172,490.90 = 157,437,967.80/x
  3. Step 3: Cross multiply
    158,781,660.60x = 238,172,490.90 × 157,437,967.80
  4. Step 4: Simplify right side
    158,781,660.60x = 37,497,392,953,160,000
  5. Step 5: Solve for x
    x = 37,497,392,953,160,000/158,781,660.60
  6. Step 6: Final answer
    x = 236,156,951.70

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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.