Home / 352,708,568.16-528,766,905.72-155,940,212.82

Finding the Fourth Proportional to 352,708,568.16, 528,766,905.72 and 155,940,212.82

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Solution

The fourth proportional to 352,708,568.16, 528,766,905.72 and 155,940,212.82 is: 233,779,474.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,708,568.16 : 528,766,905.72 = 155,940,212.82 : x
  2. Step 2: Convert to fraction form
    352,708,568.16/528,766,905.72 = 155,940,212.82/x
  3. Step 3: Cross multiply
    352,708,568.16x = 528,766,905.72 × 155,940,212.82
  4. Step 4: Simplify right side
    352,708,568.16x = 82,456,023,810,149,680
  5. Step 5: Solve for x
    x = 82,456,023,810,149,680/352,708,568.16
  6. Step 6: Final answer
    x = 233,779,474.77

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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.