Home / 195,574,710.76-269,623,416.38-156,016,505.56

Finding the Fourth Proportional to 195,574,710.76, 269,623,416.38 and 156,016,505.56

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Solution

The fourth proportional to 195,574,710.76, 269,623,416.38 and 156,016,505.56 is: 215,087,641.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,574,710.76 : 269,623,416.38 = 156,016,505.56 : x
  2. Step 2: Convert to fraction form
    195,574,710.76/269,623,416.38 = 156,016,505.56/x
  3. Step 3: Cross multiply
    195,574,710.76x = 269,623,416.38 × 156,016,505.56
  4. Step 4: Simplify right side
    195,574,710.76x = 42,065,703,240,756,464
  5. Step 5: Solve for x
    x = 42,065,703,240,756,464/195,574,710.76
  6. Step 6: Final answer
    x = 215,087,641.33

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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.