Home / 158,881,553.28-238,321,977.30-42,296,937.84

Finding the Fourth Proportional to 158,881,553.28, 238,321,977.30 and 42,296,937.84

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Solution

The fourth proportional to 158,881,553.28, 238,321,977.30 and 42,296,937.84 is: 63,445,312.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,881,553.28 : 238,321,977.30 = 42,296,937.84 : x
  2. Step 2: Convert to fraction form
    158,881,553.28/238,321,977.30 = 42,296,937.84/x
  3. Step 3: Cross multiply
    158,881,553.28x = 238,321,977.30 × 42,296,937.84
  4. Step 4: Simplify right side
    158,881,553.28x = 10,080,289,859,763,992
  5. Step 5: Solve for x
    x = 10,080,289,859,763,992/158,881,553.28
  6. Step 6: Final answer
    x = 63,445,312.89

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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.