Home / 90,959,430.60-136,439,145.90-50,003,044.20

Finding the Fourth Proportional to 90,959,430.60, 136,439,145.90 and 50,003,044.20

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Solution

The fourth proportional to 90,959,430.60, 136,439,145.90 and 50,003,044.20 is: 75,004,566.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,959,430.60 : 136,439,145.90 = 50,003,044.20 : x
  2. Step 2: Convert to fraction form
    90,959,430.60/136,439,145.90 = 50,003,044.20/x
  3. Step 3: Cross multiply
    90,959,430.60x = 136,439,145.90 × 50,003,044.20
  4. Step 4: Simplify right side
    90,959,430.60x = 6,822,372,643,047,949
  5. Step 5: Solve for x
    x = 6,822,372,643,047,949/90,959,430.60
  6. Step 6: Final answer
    x = 75,004,566.30

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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.