Home / 308,456,509.16-462,761,344.38-153,083,239.04

Finding the Fourth Proportional to 308,456,509.16, 462,761,344.38 and 153,083,239.04

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Solution

The fourth proportional to 308,456,509.16, 462,761,344.38 and 153,083,239.04 is: 229,662,864.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,456,509.16 : 462,761,344.38 = 153,083,239.04 : x
  2. Step 2: Convert to fraction form
    308,456,509.16/462,761,344.38 = 153,083,239.04/x
  3. Step 3: Cross multiply
    308,456,509.16x = 462,761,344.38 × 153,083,239.04
  4. Step 4: Simplify right side
    308,456,509.16x = 70,841,005,500,195,296
  5. Step 5: Solve for x
    x = 70,841,005,500,195,296/308,456,509.16
  6. Step 6: Final answer
    x = 229,662,864.61

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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.