Home / 141,964,947.36-195,912,217.56-76,774,851.36

Finding the Fourth Proportional to 141,964,947.36, 195,912,217.56 and 76,774,851.36

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Solution

The fourth proportional to 141,964,947.36, 195,912,217.56 and 76,774,851.36 is: 105,949,614.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,964,947.36 : 195,912,217.56 = 76,774,851.36 : x
  2. Step 2: Convert to fraction form
    141,964,947.36/195,912,217.56 = 76,774,851.36/x
  3. Step 3: Cross multiply
    141,964,947.36x = 195,912,217.56 × 76,774,851.36
  4. Step 4: Simplify right side
    141,964,947.36x = 15,041,131,382,776,982
  5. Step 5: Solve for x
    x = 15,041,131,382,776,982/141,964,947.36
  6. Step 6: Final answer
    x = 105,949,614.06

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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.