Home / 158,781,662.60-238,172,493.90-157,437,969.80

Finding the Fourth Proportional to 158,781,662.60, 238,172,493.90 and 157,437,969.80

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Solution

The fourth proportional to 158,781,662.60, 238,172,493.90 and 157,437,969.80 is: 236,156,954.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,781,662.60 : 238,172,493.90 = 157,437,969.80 : x
  2. Step 2: Convert to fraction form
    158,781,662.60/238,172,493.90 = 157,437,969.80/x
  3. Step 3: Cross multiply
    158,781,662.60x = 238,172,493.90 × 157,437,969.80
  4. Step 4: Simplify right side
    158,781,662.60x = 37,497,393,901,818,888
  5. Step 5: Solve for x
    x = 37,497,393,901,818,888/158,781,662.60
  6. Step 6: Final answer
    x = 236,156,954.70

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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.