Home / 998,012,936.10-1,497,019,404.15-610,592,447.10

Finding the Fourth Proportional to 998,012,936.10, 1,497,019,404.15 and 610,592,447.10

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Solution

The fourth proportional to 998,012,936.10, 1,497,019,404.15 and 610,592,447.10 is: 915,888,670.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,012,936.10 : 1,497,019,404.15 = 610,592,447.10 : x
  2. Step 2: Convert to fraction form
    998,012,936.10/1,497,019,404.15 = 610,592,447.10/x
  3. Step 3: Cross multiply
    998,012,936.10x = 1,497,019,404.15 × 610,592,447.10
  4. Step 4: Simplify right side
    998,012,936.10x = 914,068,741,336,132,480
  5. Step 5: Solve for x
    x = 914,068,741,336,132,480/998,012,936.10
  6. Step 6: Final answer
    x = 915,888,670.65

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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.