Home / 202,036,177.70-303,054,266.55-72,648,008.90

Finding the Fourth Proportional to 202,036,177.70, 303,054,266.55 and 72,648,008.90

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Solution

The fourth proportional to 202,036,177.70, 303,054,266.55 and 72,648,008.90 is: 108,972,013.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,036,177.70 : 303,054,266.55 = 72,648,008.90 : x
  2. Step 2: Convert to fraction form
    202,036,177.70/303,054,266.55 = 72,648,008.90/x
  3. Step 3: Cross multiply
    202,036,177.70x = 303,054,266.55 × 72,648,008.90
  4. Step 4: Simplify right side
    202,036,177.70x = 22,016,289,053,507,376
  5. Step 5: Solve for x
    x = 22,016,289,053,507,376/202,036,177.70
  6. Step 6: Final answer
    x = 108,972,013.35

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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.