Home / 955,095,394.38-1,432,935,471.60-489,086,769.87

Finding the Fourth Proportional to 955,095,394.38, 1,432,935,471.60 and 489,086,769.87

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Solution

The fourth proportional to 955,095,394.38, 1,432,935,471.60 and 489,086,769.87 is: 733,779,877.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,095,394.38 : 1,432,935,471.60 = 489,086,769.87 : x
  2. Step 2: Convert to fraction form
    955,095,394.38/1,432,935,471.60 = 489,086,769.87/x
  3. Step 3: Cross multiply
    955,095,394.38x = 1,432,935,471.60 × 489,086,769.87
  4. Step 4: Simplify right side
    955,095,394.38x = 700,829,781,236,989,056
  5. Step 5: Solve for x
    x = 700,829,781,236,989,056/955,095,394.38
  6. Step 6: Final answer
    x = 733,779,877.24

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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.