Home / 136,993,436.40-205,490,150.62-63,195,381.89

Finding the Fourth Proportional to 136,993,436.40, 205,490,150.62 and 63,195,381.89

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Solution

The fourth proportional to 136,993,436.40, 205,490,150.62 and 63,195,381.89 is: 94,793,070.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,993,436.40 : 205,490,150.62 = 63,195,381.89 : x
  2. Step 2: Convert to fraction form
    136,993,436.40/205,490,150.62 = 63,195,381.89/x
  3. Step 3: Cross multiply
    136,993,436.40x = 205,490,150.62 × 63,195,381.89
  4. Step 4: Simplify right side
    136,993,436.40x = 12,986,028,542,037,070
  5. Step 5: Solve for x
    x = 12,986,028,542,037,070/136,993,436.40
  6. Step 6: Final answer
    x = 94,793,070.99

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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.