Home / 486,833,182.12-730,257,777.06-137,087,662.60

Finding the Fourth Proportional to 486,833,182.12, 730,257,777.06 and 137,087,662.60

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Solution

The fourth proportional to 486,833,182.12, 730,257,777.06 and 137,087,662.60 is: 205,633,747.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,833,182.12 : 730,257,777.06 = 137,087,662.60 : x
  2. Step 2: Convert to fraction form
    486,833,182.12/730,257,777.06 = 137,087,662.60/x
  3. Step 3: Cross multiply
    486,833,182.12x = 730,257,777.06 × 137,087,662.60
  4. Step 4: Simplify right side
    486,833,182.12x = 100,109,331,752,627,280
  5. Step 5: Solve for x
    x = 100,109,331,752,627,280/486,833,182.12
  6. Step 6: Final answer
    x = 205,633,747.72

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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.