Home / 824,937,239.60-1,138,390,689.48-453,659,271.92

Finding the Fourth Proportional to 824,937,239.60, 1,138,390,689.48 and 453,659,271.92

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Solution

The fourth proportional to 824,937,239.60, 1,138,390,689.48 and 453,659,271.92 is: 626,037,311.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,937,239.60 : 1,138,390,689.48 = 453,659,271.92 : x
  2. Step 2: Convert to fraction form
    824,937,239.60/1,138,390,689.48 = 453,659,271.92/x
  3. Step 3: Cross multiply
    824,937,239.60x = 1,138,390,689.48 × 453,659,271.92
  4. Step 4: Simplify right side
    824,937,239.60x = 516,441,491,350,003,648
  5. Step 5: Solve for x
    x = 516,441,491,350,003,648/824,937,239.60
  6. Step 6: Final answer
    x = 626,037,311.15

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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.