Home / 136,486,915.75-204,730,373.64-45,610,504.75

Finding the Fourth Proportional to 136,486,915.75, 204,730,373.64 and 45,610,504.75

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Solution

The fourth proportional to 136,486,915.75, 204,730,373.64 and 45,610,504.75 is: 68,415,757.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,486,915.75 : 204,730,373.64 = 45,610,504.75 : x
  2. Step 2: Convert to fraction form
    136,486,915.75/204,730,373.64 = 45,610,504.75/x
  3. Step 3: Cross multiply
    136,486,915.75x = 204,730,373.64 × 45,610,504.75
  4. Step 4: Simplify right side
    136,486,915.75x = 9,337,855,679,148,442
  5. Step 5: Solve for x
    x = 9,337,855,679,148,442/136,486,915.75
  6. Step 6: Final answer
    x = 68,415,757.13

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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.