Home / 330,028,373.08-495,042,651.35-122,739,699.86

Finding the Fourth Proportional to 330,028,373.08, 495,042,651.35 and 122,739,699.86

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Solution

The fourth proportional to 330,028,373.08, 495,042,651.35 and 122,739,699.86 is: 184,109,583.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,028,373.08 : 495,042,651.35 = 122,739,699.86 : x
  2. Step 2: Convert to fraction form
    330,028,373.08/495,042,651.35 = 122,739,699.86/x
  3. Step 3: Cross multiply
    330,028,373.08x = 495,042,651.35 × 122,739,699.86
  4. Step 4: Simplify right side
    330,028,373.08x = 60,761,386,443,983,928
  5. Step 5: Solve for x
    x = 60,761,386,443,983,928/330,028,373.08
  6. Step 6: Final answer
    x = 184,109,583.91

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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.