Home / 100,136,656.16-138,144,565.92-60,422,034.56

Finding the Fourth Proportional to 100,136,656.16, 138,144,565.92 and 60,422,034.56

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Solution

The fourth proportional to 100,136,656.16, 138,144,565.92 and 60,422,034.56 is: 83,355,846.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,136,656.16 : 138,144,565.92 = 60,422,034.56 : x
  2. Step 2: Convert to fraction form
    100,136,656.16/138,144,565.92 = 60,422,034.56/x
  3. Step 3: Cross multiply
    100,136,656.16x = 138,144,565.92 × 60,422,034.56
  4. Step 4: Simplify right side
    100,136,656.16x = 8,346,975,736,294,438
  5. Step 5: Solve for x
    x = 8,346,975,736,294,438/100,136,656.16
  6. Step 6: Final answer
    x = 83,355,846.46

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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.