Home / 477,086,342.08-715,511,317.92-204,426,189.76

Finding the Fourth Proportional to 477,086,342.08, 715,511,317.92 and 204,426,189.76

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Solution

The fourth proportional to 477,086,342.08, 715,511,317.92 and 204,426,189.76 is: 306,588,639.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,086,342.08 : 715,511,317.92 = 204,426,189.76 : x
  2. Step 2: Convert to fraction form
    477,086,342.08/715,511,317.92 = 204,426,189.76/x
  3. Step 3: Cross multiply
    477,086,342.08x = 715,511,317.92 × 204,426,189.76
  4. Step 4: Simplify right side
    477,086,342.08x = 146,269,252,452,541,600
  5. Step 5: Solve for x
    x = 146,269,252,452,541,600/477,086,342.08
  6. Step 6: Final answer
    x = 306,588,639.31

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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.