Home / 124,704,000.03-187,065,972.78-42,789,915.03

Finding the Fourth Proportional to 124,704,000.03, 187,065,972.78 and 42,789,915.03

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Solution

The fourth proportional to 124,704,000.03, 187,065,972.78 and 42,789,915.03 is: 64,188,294.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,704,000.03 : 187,065,972.78 = 42,789,915.03 : x
  2. Step 2: Convert to fraction form
    124,704,000.03/187,065,972.78 = 42,789,915.03/x
  3. Step 3: Cross multiply
    124,704,000.03x = 187,065,972.78 × 42,789,915.03
  4. Step 4: Simplify right side
    124,704,000.03x = 8,004,537,080,260,493
  5. Step 5: Solve for x
    x = 8,004,537,080,260,493/124,704,000.03
  6. Step 6: Final answer
    x = 64,188,294.51

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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.