Home / 132,326,627.40-198,489,941.10-74,930,999.40

Finding the Fourth Proportional to 132,326,627.40, 198,489,941.10 and 74,930,999.40

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Solution

The fourth proportional to 132,326,627.40, 198,489,941.10 and 74,930,999.40 is: 112,396,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,326,627.40 : 198,489,941.10 = 74,930,999.40 : x
  2. Step 2: Convert to fraction form
    132,326,627.40/198,489,941.10 = 74,930,999.40/x
  3. Step 3: Cross multiply
    132,326,627.40x = 198,489,941.10 × 74,930,999.40
  4. Step 4: Simplify right side
    132,326,627.40x = 14,873,049,657,470,136
  5. Step 5: Solve for x
    x = 14,873,049,657,470,136/132,326,627.40
  6. Step 6: Final answer
    x = 112,396,499.10

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Similar ratio
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1.5x scale

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.