Home / 367,432,826.70-551,149,240.05-137,372,017.80

Finding the Fourth Proportional to 367,432,826.70, 551,149,240.05 and 137,372,017.80

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Solution

The fourth proportional to 367,432,826.70, 551,149,240.05 and 137,372,017.80 is: 206,058,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,432,826.70 : 551,149,240.05 = 137,372,017.80 : x
  2. Step 2: Convert to fraction form
    367,432,826.70/551,149,240.05 = 137,372,017.80/x
  3. Step 3: Cross multiply
    367,432,826.70x = 551,149,240.05 × 137,372,017.80
  4. Step 4: Simplify right side
    367,432,826.70x = 75,712,483,214,605,072
  5. Step 5: Solve for x
    x = 75,712,483,214,605,072/367,432,826.70
  6. Step 6: Final answer
    x = 206,058,026.70

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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.