Home / 2,620,659,633.50-3,931,541,609.60-849,892,278.31

Finding the Fourth Proportional to 2,620,659,633.50, 3,931,541,609.60 and 849,892,278.31

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Solution

The fourth proportional to 2,620,659,633.50, 3,931,541,609.60 and 849,892,278.31 is: 1,275,017,485.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620,659,633.50 : 3,931,541,609.60 = 849,892,278.31 : x
  2. Step 2: Convert to fraction form
    2,620,659,633.50/3,931,541,609.60 = 849,892,278.31/x
  3. Step 3: Cross multiply
    2,620,659,633.50x = 3,931,541,609.60 × 849,892,278.31
  4. Step 4: Simplify right side
    2,620,659,633.50x = 3,341,386,855,853,508,096
  5. Step 5: Solve for x
    x = 3,341,386,855,853,508,096/2,620,659,633.50
  6. Step 6: Final answer
    x = 1,275,017,485.35

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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.