Home / 253,788,856.92-350,343,380.10-159,841,073.70

Finding the Fourth Proportional to 253,788,856.92, 350,343,380.10 and 159,841,073.70

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Solution

The fourth proportional to 253,788,856.92, 350,343,380.10 and 159,841,073.70 is: 220,652,958.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,788,856.92 : 350,343,380.10 = 159,841,073.70 : x
  2. Step 2: Convert to fraction form
    253,788,856.92/350,343,380.10 = 159,841,073.70/x
  3. Step 3: Cross multiply
    253,788,856.92x = 350,343,380.10 × 159,841,073.70
  4. Step 4: Simplify right side
    253,788,856.92x = 55,999,262,038,257,272
  5. Step 5: Solve for x
    x = 55,999,262,038,257,272/253,788,856.92
  6. Step 6: Final answer
    x = 220,652,958.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.