Home / 331,776,020.30-497,664,030.45-101,743,277.90

Finding the Fourth Proportional to 331,776,020.30, 497,664,030.45 and 101,743,277.90

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Solution

The fourth proportional to 331,776,020.30, 497,664,030.45 and 101,743,277.90 is: 152,614,916.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,020.30 : 497,664,030.45 = 101,743,277.90 : x
  2. Step 2: Convert to fraction form
    331,776,020.30/497,664,030.45 = 101,743,277.90/x
  3. Step 3: Cross multiply
    331,776,020.30x = 497,664,030.45 × 101,743,277.90
  4. Step 4: Simplify right side
    331,776,020.30x = 50,633,969,750,908,416
  5. Step 5: Solve for x
    x = 50,633,969,750,908,416/331,776,020.30
  6. Step 6: Final answer
    x = 152,614,916.85

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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.