Home / 433,071,249.66-649,347,454.53-137,838,844.76

Finding the Fourth Proportional to 433,071,249.66, 649,347,454.53 and 137,838,844.76

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Solution

The fourth proportional to 433,071,249.66, 649,347,454.53 and 137,838,844.76 is: 206,675,698.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,071,249.66 : 649,347,454.53 = 137,838,844.76 : x
  2. Step 2: Convert to fraction form
    433,071,249.66/649,347,454.53 = 137,838,844.76/x
  3. Step 3: Cross multiply
    433,071,249.66x = 649,347,454.53 × 137,838,844.76
  4. Step 4: Simplify right side
    433,071,249.66x = 89,505,302,977,015,088
  5. Step 5: Solve for x
    x = 89,505,302,977,015,088/433,071,249.66
  6. Step 6: Final answer
    x = 206,675,698.39

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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.