Home / 998,012,951.10-1,497,019,426.65-610,592,462.10

Finding the Fourth Proportional to 998,012,951.10, 1,497,019,426.65 and 610,592,462.10

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Solution

The fourth proportional to 998,012,951.10, 1,497,019,426.65 and 610,592,462.10 is: 915,888,693.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,012,951.10 : 1,497,019,426.65 = 610,592,462.10 : x
  2. Step 2: Convert to fraction form
    998,012,951.10/1,497,019,426.65 = 610,592,462.10/x
  3. Step 3: Cross multiply
    998,012,951.10x = 1,497,019,426.65 × 610,592,462.10
  4. Step 4: Simplify right side
    998,012,951.10x = 914,068,777,529,753,984
  5. Step 5: Solve for x
    x = 914,068,777,529,753,984/998,012,951.10
  6. Step 6: Final answer
    x = 915,888,693.15

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Double scale
Find fourth proportional to 998,012,952.10, 1,497,019,428.15 and 610,592,463.10
Similar ratio
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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.