Home / 137,617,683.60-206,426,525.40-132,326,893.20

Finding the Fourth Proportional to 137,617,683.60, 206,426,525.40 and 132,326,893.20

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Solution

The fourth proportional to 137,617,683.60, 206,426,525.40 and 132,326,893.20 is: 198,490,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,617,683.60 : 206,426,525.40 = 132,326,893.20 : x
  2. Step 2: Convert to fraction form
    137,617,683.60/206,426,525.40 = 132,326,893.20/x
  3. Step 3: Cross multiply
    137,617,683.60x = 206,426,525.40 × 132,326,893.20
  4. Step 4: Simplify right side
    137,617,683.60x = 27,315,780,780,252,888
  5. Step 5: Solve for x
    x = 27,315,780,780,252,888/137,617,683.60
  6. Step 6: Final answer
    x = 198,490,339.80

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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.