Home / 273,211,649.12-409,160,806.44-156,272,486.96

Finding the Fourth Proportional to 273,211,649.12, 409,160,806.44 and 156,272,486.96

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Solution

The fourth proportional to 273,211,649.12, 409,160,806.44 and 156,272,486.96 is: 234,033,127.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,211,649.12 : 409,160,806.44 = 156,272,486.96 : x
  2. Step 2: Convert to fraction form
    273,211,649.12/409,160,806.44 = 156,272,486.96/x
  3. Step 3: Cross multiply
    273,211,649.12x = 409,160,806.44 × 156,272,486.96
  4. Step 4: Simplify right side
    273,211,649.12x = 63,940,576,788,937,984
  5. Step 5: Solve for x
    x = 63,940,576,788,937,984/273,211,649.12
  6. Step 6: Final answer
    x = 234,033,127.78

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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.