Home / 533,729,428.70-801,110,577.44-257,575,044.21

Finding the Fourth Proportional to 533,729,428.70, 801,110,577.44 and 257,575,044.21

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Solution

The fourth proportional to 533,729,428.70, 801,110,577.44 and 257,575,044.21 is: 386,611,794.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,729,428.70 : 801,110,577.44 = 257,575,044.21 : x
  2. Step 2: Convert to fraction form
    533,729,428.70/801,110,577.44 = 257,575,044.21/x
  3. Step 3: Cross multiply
    533,729,428.70x = 801,110,577.44 × 257,575,044.21
  4. Step 4: Simplify right side
    533,729,428.70x = 206,346,092,399,918,752
  5. Step 5: Solve for x
    x = 206,346,092,399,918,752/533,729,428.70
  6. Step 6: Final answer
    x = 386,611,794.86

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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.