Home / 317,955,789.20-476,933,683.80-264,208,077.20

Finding the Fourth Proportional to 317,955,789.20, 476,933,683.80 and 264,208,077.20

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Solution

The fourth proportional to 317,955,789.20, 476,933,683.80 and 264,208,077.20 is: 396,312,115.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,955,789.20 : 476,933,683.80 = 264,208,077.20 : x
  2. Step 2: Convert to fraction form
    317,955,789.20/476,933,683.80 = 264,208,077.20/x
  3. Step 3: Cross multiply
    317,955,789.20x = 476,933,683.80 × 264,208,077.20
  4. Step 4: Simplify right side
    317,955,789.20x = 126,009,731,548,710,784
  5. Step 5: Solve for x
    x = 126,009,731,548,710,784/317,955,789.20
  6. Step 6: Final answer
    x = 396,312,115.80

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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.