Home / 100,814,422.59-151,232,143.23-38,565,615.60

Finding the Fourth Proportional to 100,814,422.59, 151,232,143.23 and 38,565,615.60

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Solution

The fourth proportional to 100,814,422.59, 151,232,143.23 and 38,565,615.60 is: 57,852,443.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,814,422.59 : 151,232,143.23 = 38,565,615.60 : x
  2. Step 2: Convert to fraction form
    100,814,422.59/151,232,143.23 = 38,565,615.60/x
  3. Step 3: Cross multiply
    100,814,422.59x = 151,232,143.23 × 38,565,615.60
  4. Step 4: Simplify right side
    100,814,422.59x = 5,832,360,702,172,322
  5. Step 5: Solve for x
    x = 5,832,360,702,172,322/100,814,422.59
  6. Step 6: Final answer
    x = 57,852,443.65

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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.