Home / 201,218,402.80-301,827,604.20-57,611,234.80

Finding the Fourth Proportional to 201,218,402.80, 301,827,604.20 and 57,611,234.80

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Solution

The fourth proportional to 201,218,402.80, 301,827,604.20 and 57,611,234.80 is: 86,416,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,218,402.80 : 301,827,604.20 = 57,611,234.80 : x
  2. Step 2: Convert to fraction form
    201,218,402.80/301,827,604.20 = 57,611,234.80/x
  3. Step 3: Cross multiply
    201,218,402.80x = 301,827,604.20 × 57,611,234.80
  4. Step 4: Simplify right side
    201,218,402.80x = 17,388,660,974,687,664
  5. Step 5: Solve for x
    x = 17,388,660,974,687,664/201,218,402.80
  6. Step 6: Final answer
    x = 86,416,852.20

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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.