Home / 91,190,200.82-136,793,710.04-29,779,681.39

Finding the Fourth Proportional to 91,190,200.82, 136,793,710.04 and 29,779,681.39

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Solution

The fourth proportional to 91,190,200.82, 136,793,710.04 and 29,779,681.39 is: 44,672,268.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,190,200.82 : 136,793,710.04 = 29,779,681.39 : x
  2. Step 2: Convert to fraction form
    91,190,200.82/136,793,710.04 = 29,779,681.39/x
  3. Step 3: Cross multiply
    91,190,200.82x = 136,793,710.04 × 29,779,681.39
  4. Step 4: Simplify right side
    91,190,200.82x = 4,073,673,100,844,569
  5. Step 5: Solve for x
    x = 4,073,673,100,844,569/91,190,200.82
  6. Step 6: Final answer
    x = 44,672,268.12

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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.