Home / 212,846,828.65-319,433,200.81-96,344,000.15

Finding the Fourth Proportional to 212,846,828.65, 319,433,200.81 and 96,344,000.15

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Solution

The fourth proportional to 212,846,828.65, 319,433,200.81 and 96,344,000.15 is: 144,589,762.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,846,828.65 : 319,433,200.81 = 96,344,000.15 : x
  2. Step 2: Convert to fraction form
    212,846,828.65/319,433,200.81 = 96,344,000.15/x
  3. Step 3: Cross multiply
    212,846,828.65x = 319,433,200.81 × 96,344,000.15
  4. Step 4: Simplify right side
    212,846,828.65x = 30,775,472,347,254,828
  5. Step 5: Solve for x
    x = 30,775,472,347,254,828/212,846,828.65
  6. Step 6: Final answer
    x = 144,589,762.24

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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.