Home / 1,154,578,416.82-1,731,867,591.76-532,609,628.20

Finding the Fourth Proportional to 1,154,578,416.82, 1,731,867,591.76 and 532,609,628.20

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Solution

The fourth proportional to 1,154,578,416.82, 1,731,867,591.76 and 532,609,628.20 is: 798,914,426.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,578,416.82 : 1,731,867,591.76 = 532,609,628.20 : x
  2. Step 2: Convert to fraction form
    1,154,578,416.82/1,731,867,591.76 = 532,609,628.20/x
  3. Step 3: Cross multiply
    1,154,578,416.82x = 1,731,867,591.76 × 532,609,628.20
  4. Step 4: Simplify right side
    1,154,578,416.82x = 922,409,354,138,923,008
  5. Step 5: Solve for x
    x = 922,409,354,138,923,008/1,154,578,416.82
  6. Step 6: Final answer
    x = 798,914,426.86

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Double scale
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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.