Home / 202,773,618.80-304,160,428.20-66,463,449.20

Finding the Fourth Proportional to 202,773,618.80, 304,160,428.20 and 66,463,449.20

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Solution

The fourth proportional to 202,773,618.80, 304,160,428.20 and 66,463,449.20 is: 99,695,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,773,618.80 : 304,160,428.20 = 66,463,449.20 : x
  2. Step 2: Convert to fraction form
    202,773,618.80/304,160,428.20 = 66,463,449.20/x
  3. Step 3: Cross multiply
    202,773,618.80x = 304,160,428.20 × 66,463,449.20
  4. Step 4: Simplify right side
    202,773,618.80x = 20,215,551,168,320,948
  5. Step 5: Solve for x
    x = 20,215,551,168,320,948/202,773,618.80
  6. Step 6: Final answer
    x = 99,695,173.80

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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.