Home / 137,434,708.49-206,152,101-40,390,410.74

Finding the Fourth Proportional to 137,434,708.49, 206,152,101 and 40,390,410.74

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Solution

The fourth proportional to 137,434,708.49, 206,152,101 and 40,390,410.74 is: 60,585,627.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,434,708.49 : 206,152,101 = 40,390,410.74 : x
  2. Step 2: Convert to fraction form
    137,434,708.49/206,152,101 = 40,390,410.74/x
  3. Step 3: Cross multiply
    137,434,708.49x = 206,152,101 × 40,390,410.74
  4. Step 4: Simplify right side
    137,434,708.49x = 8,326,568,033,273,204
  5. Step 5: Solve for x
    x = 8,326,568,033,273,204/137,434,708.49
  6. Step 6: Final answer
    x = 60,585,627.35

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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.