Home / 127,320,318.38-175,702,041.18-69,373,566.38

Finding the Fourth Proportional to 127,320,318.38, 175,702,041.18 and 69,373,566.38

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Solution

The fourth proportional to 127,320,318.38, 175,702,041.18 and 69,373,566.38 is: 95,735,522.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,320,318.38 : 175,702,041.18 = 69,373,566.38 : x
  2. Step 2: Convert to fraction form
    127,320,318.38/175,702,041.18 = 69,373,566.38/x
  3. Step 3: Cross multiply
    127,320,318.38x = 175,702,041.18 × 69,373,566.38
  4. Step 4: Simplify right side
    127,320,318.38x = 12,189,077,216,023,714
  5. Step 5: Solve for x
    x = 12,189,077,216,023,714/127,320,318.38
  6. Step 6: Final answer
    x = 95,735,522.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.