Home / 913,524,458.81-1,260,629,996.33-495,827,776.04

Finding the Fourth Proportional to 913,524,458.81, 1,260,629,996.33 and 495,827,776.04

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Solution

The fourth proportional to 913,524,458.81, 1,260,629,996.33 and 495,827,776.04 is: 684,224,008.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,524,458.81 : 1,260,629,996.33 = 495,827,776.04 : x
  2. Step 2: Convert to fraction form
    913,524,458.81/1,260,629,996.33 = 495,827,776.04/x
  3. Step 3: Cross multiply
    913,524,458.81x = 1,260,629,996.33 × 495,827,776.04
  4. Step 4: Simplify right side
    913,524,458.81x = 625,055,367,491,747,840
  5. Step 5: Solve for x
    x = 625,055,367,491,747,840/913,524,458.81
  6. Step 6: Final answer
    x = 684,224,008.96

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1.5x scale

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.