Home / 52,159,534.20-78,239,301.30-30,604,462.20

Finding the Fourth Proportional to 52,159,534.20, 78,239,301.30 and 30,604,462.20

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Solution

The fourth proportional to 52,159,534.20, 78,239,301.30 and 30,604,462.20 is: 45,906,693.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,159,534.20 : 78,239,301.30 = 30,604,462.20 : x
  2. Step 2: Convert to fraction form
    52,159,534.20/78,239,301.30 = 30,604,462.20/x
  3. Step 3: Cross multiply
    52,159,534.20x = 78,239,301.30 × 30,604,462.20
  4. Step 4: Simplify right side
    52,159,534.20x = 2,394,471,739,190,260.50
  5. Step 5: Solve for x
    x = 2,394,471,739,190,260.50/52,159,534.20
  6. Step 6: Final answer
    x = 45,906,693.30

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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.