Home / 1,998,031,933.38-2,996,015,227.83-877,096,805.70

Finding the Fourth Proportional to 1,998,031,933.38, 2,996,015,227.83 and 877,096,805.70

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Solution

The fourth proportional to 1,998,031,933.38, 2,996,015,227.83 and 877,096,805.70 is: 1,315,191,885.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,031,933.38 : 2,996,015,227.83 = 877,096,805.70 : x
  2. Step 2: Convert to fraction form
    1,998,031,933.38/2,996,015,227.83 = 877,096,805.70/x
  3. Step 3: Cross multiply
    1,998,031,933.38x = 2,996,015,227.83 × 877,096,805.70
  4. Step 4: Simplify right side
    1,998,031,933.38x = 2,627,795,386,158,251,008
  5. Step 5: Solve for x
    x = 2,627,795,386,158,251,008/1,998,031,933.38
  6. Step 6: Final answer
    x = 1,315,191,885.70

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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.