Home / 560,193,264.72-840,330,254.52-215,146,892.16

Finding the Fourth Proportional to 560,193,264.72, 840,330,254.52 and 215,146,892.16

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Solution

The fourth proportional to 560,193,264.72, 840,330,254.52 and 215,146,892.16 is: 322,735,837.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,193,264.72 : 840,330,254.52 = 215,146,892.16 : x
  2. Step 2: Convert to fraction form
    560,193,264.72/840,330,254.52 = 215,146,892.16/x
  3. Step 3: Cross multiply
    560,193,264.72x = 840,330,254.52 × 215,146,892.16
  4. Step 4: Simplify right side
    560,193,264.72x = 180,794,442,647,999,776
  5. Step 5: Solve for x
    x = 180,794,442,647,999,776/560,193,264.72
  6. Step 6: Final answer
    x = 322,735,837.85

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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.