Home / 231,293,422.68-346,902,901.56-67,492,721.40

Finding the Fourth Proportional to 231,293,422.68, 346,902,901.56 and 67,492,721.40

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Solution

The fourth proportional to 231,293,422.68, 346,902,901.56 and 67,492,721.40 is: 101,228,217.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,293,422.68 : 346,902,901.56 = 67,492,721.40 : x
  2. Step 2: Convert to fraction form
    231,293,422.68/346,902,901.56 = 67,492,721.40/x
  3. Step 3: Cross multiply
    231,293,422.68x = 346,902,901.56 × 67,492,721.40
  4. Step 4: Simplify right side
    231,293,422.68x = 23,413,420,887,840,708
  5. Step 5: Solve for x
    x = 23,413,420,887,840,708/231,293,422.68
  6. Step 6: Final answer
    x = 101,228,217.46

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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.