Home / 83,171,026.06-124,730,006.68-28,570,445.42

Finding the Fourth Proportional to 83,171,026.06, 124,730,006.68 and 28,570,445.42

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Solution

The fourth proportional to 83,171,026.06, 124,730,006.68 and 28,570,445.42 is: 42,846,553.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,171,026.06 : 124,730,006.68 = 28,570,445.42 : x
  2. Step 2: Convert to fraction form
    83,171,026.06/124,730,006.68 = 28,570,445.42/x
  3. Step 3: Cross multiply
    83,171,026.06x = 124,730,006.68 × 28,570,445.42
  4. Step 4: Simplify right side
    83,171,026.06x = 3,563,591,848,087,176
  5. Step 5: Solve for x
    x = 3,563,591,848,087,176/83,171,026.06
  6. Step 6: Final answer
    x = 42,846,553.87

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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.