Home / 195,611,974.80-293,417,962.20-131,114,720.40

Finding the Fourth Proportional to 195,611,974.80, 293,417,962.20 and 131,114,720.40

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Solution

The fourth proportional to 195,611,974.80, 293,417,962.20 and 131,114,720.40 is: 196,672,080.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,611,974.80 : 293,417,962.20 = 131,114,720.40 : x
  2. Step 2: Convert to fraction form
    195,611,974.80/293,417,962.20 = 131,114,720.40/x
  3. Step 3: Cross multiply
    195,611,974.80x = 293,417,962.20 × 131,114,720.40
  4. Step 4: Simplify right side
    195,611,974.80x = 38,471,414,074,190,768
  5. Step 5: Solve for x
    x = 38,471,414,074,190,768/195,611,974.80
  6. Step 6: Final answer
    x = 196,672,080.60

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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.