Home / 982,039,247.20-1,473,271,447.20-292,016,252.80

Finding the Fourth Proportional to 982,039,247.20, 1,473,271,447.20 and 292,016,252.80

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Solution

The fourth proportional to 982,039,247.20, 1,473,271,447.20 and 292,016,252.80 is: 438,087,590.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,039,247.20 : 1,473,271,447.20 = 292,016,252.80 : x
  2. Step 2: Convert to fraction form
    982,039,247.20/1,473,271,447.20 = 292,016,252.80/x
  3. Step 3: Cross multiply
    982,039,247.20x = 1,473,271,447.20 × 292,016,252.80
  4. Step 4: Simplify right side
    982,039,247.20x = 430,219,207,368,577,088
  5. Step 5: Solve for x
    x = 430,219,207,368,577,088/982,039,247.20
  6. Step 6: Final answer
    x = 438,087,590.28

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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.