Home / 91,497,677.26-137,250,929.84-30,085,476.34

Finding the Fourth Proportional to 91,497,677.26, 137,250,929.84 and 30,085,476.34

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Solution

The fourth proportional to 91,497,677.26, 137,250,929.84 and 30,085,476.34 is: 45,129,665.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,497,677.26 : 137,250,929.84 = 30,085,476.34 : x
  2. Step 2: Convert to fraction form
    91,497,677.26/137,250,929.84 = 30,085,476.34/x
  3. Step 3: Cross multiply
    91,497,677.26x = 137,250,929.84 × 30,085,476.34
  4. Step 4: Simplify right side
    91,497,677.26x = 4,129,259,602,344,320
  5. Step 5: Solve for x
    x = 4,129,259,602,344,320/91,497,677.26
  6. Step 6: Final answer
    x = 45,129,665.87

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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.