Home / 276,477,294.65-414,713,101.53-159,818,421.23

Finding the Fourth Proportional to 276,477,294.65, 414,713,101.53 and 159,818,421.23

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Solution

The fourth proportional to 276,477,294.65, 414,713,101.53 and 159,818,421.23 is: 239,725,989.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,477,294.65 : 414,713,101.53 = 159,818,421.23 : x
  2. Step 2: Convert to fraction form
    276,477,294.65/414,713,101.53 = 159,818,421.23/x
  3. Step 3: Cross multiply
    276,477,294.65x = 414,713,101.53 × 159,818,421.23
  4. Step 4: Simplify right side
    276,477,294.65x = 66,278,793,149,921,288
  5. Step 5: Solve for x
    x = 66,278,793,149,921,288/276,477,294.65
  6. Step 6: Final answer
    x = 239,725,989.92

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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.