Home / 807,098,691.60-1,210,648,037.40-800,296,246.80

Finding the Fourth Proportional to 807,098,691.60, 1,210,648,037.40 and 800,296,246.80

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Solution

The fourth proportional to 807,098,691.60, 1,210,648,037.40 and 800,296,246.80 is: 1,200,444,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,098,691.60 : 1,210,648,037.40 = 800,296,246.80 : x
  2. Step 2: Convert to fraction form
    807,098,691.60/1,210,648,037.40 = 800,296,246.80/x
  3. Step 3: Cross multiply
    807,098,691.60x = 1,210,648,037.40 × 800,296,246.80
  4. Step 4: Simplify right side
    807,098,691.60x = 968,877,080,527,006,080
  5. Step 5: Solve for x
    x = 968,877,080,527,006,080/807,098,691.60
  6. Step 6: Final answer
    x = 1,200,444,370.20

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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.