Home / 141,721,712.20-212,582,568.30-45,983,600.20

Finding the Fourth Proportional to 141,721,712.20, 212,582,568.30 and 45,983,600.20

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Solution

The fourth proportional to 141,721,712.20, 212,582,568.30 and 45,983,600.20 is: 68,975,400.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,721,712.20 : 212,582,568.30 = 45,983,600.20 : x
  2. Step 2: Convert to fraction form
    141,721,712.20/212,582,568.30 = 45,983,600.20/x
  3. Step 3: Cross multiply
    141,721,712.20x = 212,582,568.30 × 45,983,600.20
  4. Step 4: Simplify right side
    141,721,712.20x = 9,775,311,830,196,394
  5. Step 5: Solve for x
    x = 9,775,311,830,196,394/141,721,712.20
  6. Step 6: Final answer
    x = 68,975,400.30

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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.