Home / 65,377,212.44-90,224,646.62-36,008,534.15

Finding the Fourth Proportional to 65,377,212.44, 90,224,646.62 and 36,008,534.15

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Solution

The fourth proportional to 65,377,212.44, 90,224,646.62 and 36,008,534.15 is: 49,694,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,377,212.44 : 90,224,646.62 = 36,008,534.15 : x
  2. Step 2: Convert to fraction form
    65,377,212.44/90,224,646.62 = 36,008,534.15/x
  3. Step 3: Cross multiply
    65,377,212.44x = 90,224,646.62 × 36,008,534.15
  4. Step 4: Simplify right side
    65,377,212.44x = 3,248,857,268,626,850.50
  5. Step 5: Solve for x
    x = 3,248,857,268,626,850.50/65,377,212.44
  6. Step 6: Final answer
    x = 49,694,031.72

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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.