Home / 90,692,437.88-136,038,755.28-22,535,129.60

Finding the Fourth Proportional to 90,692,437.88, 136,038,755.28 and 22,535,129.60

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Solution

The fourth proportional to 90,692,437.88, 136,038,755.28 and 22,535,129.60 is: 33,802,718.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,692,437.88 : 136,038,755.28 = 22,535,129.60 : x
  2. Step 2: Convert to fraction form
    90,692,437.88/136,038,755.28 = 22,535,129.60/x
  3. Step 3: Cross multiply
    90,692,437.88x = 136,038,755.28 × 22,535,129.60
  4. Step 4: Simplify right side
    90,692,437.88x = 3,065,650,980,857,484.50
  5. Step 5: Solve for x
    x = 3,065,650,980,857,484.50/90,692,437.88
  6. Step 6: Final answer
    x = 33,802,718.87

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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.