Home / 314,897,165.20-472,204,030.20-120,744,053.20

Finding the Fourth Proportional to 314,897,165.20, 472,204,030.20 and 120,744,053.20

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Solution

The fourth proportional to 314,897,165.20, 472,204,030.20 and 120,744,053.20 is: 181,061,739.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,897,165.20 : 472,204,030.20 = 120,744,053.20 : x
  2. Step 2: Convert to fraction form
    314,897,165.20/472,204,030.20 = 120,744,053.20/x
  3. Step 3: Cross multiply
    314,897,165.20x = 472,204,030.20 × 120,744,053.20
  4. Step 4: Simplify right side
    314,897,165.20x = 57,015,828,543,723,208
  5. Step 5: Solve for x
    x = 57,015,828,543,723,208/314,897,165.20
  6. Step 6: Final answer
    x = 181,061,739.66

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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.