Home / 356,025,757.20-534,098,931.36-122,793,142.20

Finding the Fourth Proportional to 356,025,757.20, 534,098,931.36 and 122,793,142.20

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Solution

The fourth proportional to 356,025,757.20, 534,098,931.36 and 122,793,142.20 is: 184,210,509.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,025,757.20 : 534,098,931.36 = 122,793,142.20 : x
  2. Step 2: Convert to fraction form
    356,025,757.20/534,098,931.36 = 122,793,142.20/x
  3. Step 3: Cross multiply
    356,025,757.20x = 534,098,931.36 × 122,793,142.20
  4. Step 4: Simplify right side
    356,025,757.20x = 65,583,686,027,356,520
  5. Step 5: Solve for x
    x = 65,583,686,027,356,520/356,025,757.20
  6. Step 6: Final answer
    x = 184,210,509.21

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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.