Home / 90,128,188,834.32-135,163,580,276.07-29,608,418,562.24

Finding the Fourth Proportional to 90,128,188,834.32, 135,163,580,276.07 and 29,608,418,562.24

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Solution

The fourth proportional to 90,128,188,834.32, 135,163,580,276.07 and 29,608,418,562.24 is: 44,403,198,499.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,128,188,834.32 : 135,163,580,276.07 = 29,608,418,562.24 : x
  2. Step 2: Convert to fraction form
    90,128,188,834.32/135,163,580,276.07 = 29,608,418,562.24/x
  3. Step 3: Cross multiply
    90,128,188,834.32x = 135,163,580,276.07 × 29,608,418,562.24
  4. Step 4: Simplify right side
    90,128,188,834.32x = 4,001,979,859,184,807,575,552
  5. Step 5: Solve for x
    x = 4,001,979,859,184,807,575,552/90,128,188,834.32
  6. Step 6: Final answer
    x = 44,403,198,499.21

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1.5x scale

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.