Home / 982,039,232.20-1,473,271,424.70-292,016,237.80

Finding the Fourth Proportional to 982,039,232.20, 1,473,271,424.70 and 292,016,237.80

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Solution

The fourth proportional to 982,039,232.20, 1,473,271,424.70 and 292,016,237.80 is: 438,087,567.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,039,232.20 : 1,473,271,424.70 = 292,016,237.80 : x
  2. Step 2: Convert to fraction form
    982,039,232.20/1,473,271,424.70 = 292,016,237.80/x
  3. Step 3: Cross multiply
    982,039,232.20x = 1,473,271,424.70 × 292,016,237.80
  4. Step 4: Simplify right side
    982,039,232.20x = 430,219,178,699,140,032
  5. Step 5: Solve for x
    x = 430,219,178,699,140,032/982,039,232.20
  6. Step 6: Final answer
    x = 438,087,567.78

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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.