Home / 982,039,231.20-1,473,271,423.20-292,016,236.80

Finding the Fourth Proportional to 982,039,231.20, 1,473,271,423.20 and 292,016,236.80

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Solution

The fourth proportional to 982,039,231.20, 1,473,271,423.20 and 292,016,236.80 is: 438,087,566.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,039,231.20 : 1,473,271,423.20 = 292,016,236.80 : x
  2. Step 2: Convert to fraction form
    982,039,231.20/1,473,271,423.20 = 292,016,236.80/x
  3. Step 3: Cross multiply
    982,039,231.20x = 1,473,271,423.20 × 292,016,236.80
  4. Step 4: Simplify right side
    982,039,231.20x = 430,219,176,787,844,224
  5. Step 5: Solve for x
    x = 430,219,176,787,844,224/982,039,231.20
  6. Step 6: Final answer
    x = 438,087,566.28

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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.