Home / 141,017,228.67-194,468,534.05-90,730,122.27

Finding the Fourth Proportional to 141,017,228.67, 194,468,534.05 and 90,730,122.27

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Solution

The fourth proportional to 141,017,228.67, 194,468,534.05 and 90,730,122.27 is: 125,120,554.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,017,228.67 : 194,468,534.05 = 90,730,122.27 : x
  2. Step 2: Convert to fraction form
    141,017,228.67/194,468,534.05 = 90,730,122.27/x
  3. Step 3: Cross multiply
    141,017,228.67x = 194,468,534.05 × 90,730,122.27
  4. Step 4: Simplify right side
    141,017,228.67x = 17,644,153,872,024,158
  5. Step 5: Solve for x
    x = 17,644,153,872,024,158/141,017,228.67
  6. Step 6: Final answer
    x = 125,120,554.69

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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.