Home / 195,156,544.80-293,070,740.40-138,049,600.80

Finding the Fourth Proportional to 195,156,544.80, 293,070,740.40 and 138,049,600.80

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Solution

The fourth proportional to 195,156,544.80, 293,070,740.40 and 138,049,600.80 is: 207,312,026.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,156,544.80 : 293,070,740.40 = 138,049,600.80 : x
  2. Step 2: Convert to fraction form
    195,156,544.80/293,070,740.40 = 138,049,600.80/x
  3. Step 3: Cross multiply
    195,156,544.80x = 293,070,740.40 × 138,049,600.80
  4. Step 4: Simplify right side
    195,156,544.80x = 40,458,298,718,380,432
  5. Step 5: Solve for x
    x = 40,458,298,718,380,432/195,156,544.80
  6. Step 6: Final answer
    x = 207,312,026.15

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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.