Home / 873,232,156.60-1,309,848,234.90-801,806,486.20

Finding the Fourth Proportional to 873,232,156.60, 1,309,848,234.90 and 801,806,486.20

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Solution

The fourth proportional to 873,232,156.60, 1,309,848,234.90 and 801,806,486.20 is: 1,202,709,729.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,232,156.60 : 1,309,848,234.90 = 801,806,486.20 : x
  2. Step 2: Convert to fraction form
    873,232,156.60/1,309,848,234.90 = 801,806,486.20/x
  3. Step 3: Cross multiply
    873,232,156.60x = 1,309,848,234.90 × 801,806,486.20
  4. Step 4: Simplify right side
    873,232,156.60x = 1,050,244,810,680,441,344
  5. Step 5: Solve for x
    x = 1,050,244,810,680,441,344/873,232,156.60
  6. Step 6: Final answer
    x = 1,202,709,729.30

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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.