Home / 825,094,758.12-1,138,652,303.22-453,826,532.04

Finding the Fourth Proportional to 825,094,758.12, 1,138,652,303.22 and 453,826,532.04

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Solution

The fourth proportional to 825,094,758.12, 1,138,652,303.22 and 453,826,532.04 is: 626,292,460.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,094,758.12 : 1,138,652,303.22 = 453,826,532.04 : x
  2. Step 2: Convert to fraction form
    825,094,758.12/1,138,652,303.22 = 453,826,532.04/x
  3. Step 3: Cross multiply
    825,094,758.12x = 1,138,652,303.22 × 453,826,532.04
  4. Step 4: Simplify right side
    825,094,758.12x = 516,750,625,969,691,136
  5. Step 5: Solve for x
    x = 516,750,625,969,691,136/825,094,758.12
  6. Step 6: Final answer
    x = 626,292,460.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.