Home / 1,391,781,674.60-2,087,672,511.90-933,134,532.20

Finding the Fourth Proportional to 1,391,781,674.60, 2,087,672,511.90 and 933,134,532.20

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Solution

The fourth proportional to 1,391,781,674.60, 2,087,672,511.90 and 933,134,532.20 is: 1,399,701,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,781,674.60 : 2,087,672,511.90 = 933,134,532.20 : x
  2. Step 2: Convert to fraction form
    1,391,781,674.60/2,087,672,511.90 = 933,134,532.20/x
  3. Step 3: Cross multiply
    1,391,781,674.60x = 2,087,672,511.90 × 933,134,532.20
  4. Step 4: Simplify right side
    1,391,781,674.60x = 1,948,079,312,778,605,568
  5. Step 5: Solve for x
    x = 1,948,079,312,778,605,568/1,391,781,674.60
  6. Step 6: Final answer
    x = 1,399,701,798.30

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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.