Home / 1,345,187,790.60-2,017,781,685.90-825,934,504.20

Finding the Fourth Proportional to 1,345,187,790.60, 2,017,781,685.90 and 825,934,504.20

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Solution

The fourth proportional to 1,345,187,790.60, 2,017,781,685.90 and 825,934,504.20 is: 1,238,901,756.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,187,790.60 : 2,017,781,685.90 = 825,934,504.20 : x
  2. Step 2: Convert to fraction form
    1,345,187,790.60/2,017,781,685.90 = 825,934,504.20/x
  3. Step 3: Cross multiply
    1,345,187,790.60x = 2,017,781,685.90 × 825,934,504.20
  4. Step 4: Simplify right side
    1,345,187,790.60x = 1,666,555,516,327,656,704
  5. Step 5: Solve for x
    x = 1,666,555,516,327,656,704/1,345,187,790.60
  6. Step 6: Final answer
    x = 1,238,901,756.30

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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.