Home / 462,794,456.56-638,654,598.12-253,954,094.08

Finding the Fourth Proportional to 462,794,456.56, 638,654,598.12 and 253,954,094.08

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Solution

The fourth proportional to 462,794,456.56, 638,654,598.12 and 253,954,094.08 is: 350,455,688.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,794,456.56 : 638,654,598.12 = 253,954,094.08 : x
  2. Step 2: Convert to fraction form
    462,794,456.56/638,654,598.12 = 253,954,094.08/x
  3. Step 3: Cross multiply
    462,794,456.56x = 638,654,598.12 × 253,954,094.08
  4. Step 4: Simplify right side
    462,794,456.56x = 162,188,949,895,591,072
  5. Step 5: Solve for x
    x = 162,188,949,895,591,072/462,794,456.56
  6. Step 6: Final answer
    x = 350,455,688.47

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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.