Home / 158,830,400.10-238,245,600.15-72,736,958.10

Finding the Fourth Proportional to 158,830,400.10, 238,245,600.15 and 72,736,958.10

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Solution

The fourth proportional to 158,830,400.10, 238,245,600.15 and 72,736,958.10 is: 109,105,437.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,830,400.10 : 238,245,600.15 = 72,736,958.10 : x
  2. Step 2: Convert to fraction form
    158,830,400.10/238,245,600.15 = 72,736,958.10/x
  3. Step 3: Cross multiply
    158,830,400.10x = 238,245,600.15 × 72,736,958.10
  4. Step 4: Simplify right side
    158,830,400.10x = 17,329,260,235,619,902
  5. Step 5: Solve for x
    x = 17,329,260,235,619,902/158,830,400.10
  6. Step 6: Final answer
    x = 109,105,437.15

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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.