Home / 141,964,895.24-195,912,145.80-76,774,799.24

Finding the Fourth Proportional to 141,964,895.24, 195,912,145.80 and 76,774,799.24

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Solution

The fourth proportional to 141,964,895.24, 195,912,145.80 and 76,774,799.24 is: 105,949,542.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,964,895.24 : 195,912,145.80 = 76,774,799.24 : x
  2. Step 2: Convert to fraction form
    141,964,895.24/195,912,145.80 = 76,774,799.24/x
  3. Step 3: Cross multiply
    141,964,895.24x = 195,912,145.80 × 76,774,799.24
  4. Step 4: Simplify right side
    141,964,895.24x = 15,041,115,662,472,610
  5. Step 5: Solve for x
    x = 15,041,115,662,472,610/141,964,895.24
  6. Step 6: Final answer
    x = 105,949,542.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.