Home / 147,556,958.31-221,335,409.66-43,927,679.43

Finding the Fourth Proportional to 147,556,958.31, 221,335,409.66 and 43,927,679.43

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Solution

The fourth proportional to 147,556,958.31, 221,335,409.66 and 43,927,679.43 is: 65,891,510.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,556,958.31 : 221,335,409.66 = 43,927,679.43 : x
  2. Step 2: Convert to fraction form
    147,556,958.31/221,335,409.66 = 43,927,679.43/x
  3. Step 3: Cross multiply
    147,556,958.31x = 221,335,409.66 × 43,927,679.43
  4. Step 4: Simplify right side
    147,556,958.31x = 9,722,750,921,832,566
  5. Step 5: Solve for x
    x = 9,722,750,921,832,566/147,556,958.31
  6. Step 6: Final answer
    x = 65,891,510.87

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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.