Home / 152,932,886.40-229,399,329.60-137,627,385.60

Finding the Fourth Proportional to 152,932,886.40, 229,399,329.60 and 137,627,385.60

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Solution

The fourth proportional to 152,932,886.40, 229,399,329.60 and 137,627,385.60 is: 206,441,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,932,886.40 : 229,399,329.60 = 137,627,385.60 : x
  2. Step 2: Convert to fraction form
    152,932,886.40/229,399,329.60 = 137,627,385.60/x
  3. Step 3: Cross multiply
    152,932,886.40x = 229,399,329.60 × 137,627,385.60
  4. Step 4: Simplify right side
    152,932,886.40x = 31,571,629,991,240,692
  5. Step 5: Solve for x
    x = 31,571,629,991,240,692/152,932,886.40
  6. Step 6: Final answer
    x = 206,441,078.40

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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.