Home / 607,517,944.62-838,331,236.53-356,632,521.72

Finding the Fourth Proportional to 607,517,944.62, 838,331,236.53 and 356,632,521.72

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Solution

The fourth proportional to 607,517,944.62, 838,331,236.53 and 356,632,521.72 is: 492,127,328.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,517,944.62 : 838,331,236.53 = 356,632,521.72 : x
  2. Step 2: Convert to fraction form
    607,517,944.62/838,331,236.53 = 356,632,521.72/x
  3. Step 3: Cross multiply
    607,517,944.62x = 838,331,236.53 × 356,632,521.72
  4. Step 4: Simplify right side
    607,517,944.62x = 298,976,182,920,339,712
  5. Step 5: Solve for x
    x = 298,976,182,920,339,712/607,517,944.62
  6. Step 6: Final answer
    x = 492,127,328.20

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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.