Home / 203,999,291.69-306,058,973.75-65,822,306.61

Finding the Fourth Proportional to 203,999,291.69, 306,058,973.75 and 65,822,306.61

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Solution

The fourth proportional to 203,999,291.69, 306,058,973.75 and 65,822,306.61 is: 98,752,831.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,999,291.69 : 306,058,973.75 = 65,822,306.61 : x
  2. Step 2: Convert to fraction form
    203,999,291.69/306,058,973.75 = 65,822,306.61/x
  3. Step 3: Cross multiply
    203,999,291.69x = 306,058,973.75 × 65,822,306.61
  4. Step 4: Simplify right side
    203,999,291.69x = 20,145,507,611,979,884
  5. Step 5: Solve for x
    x = 20,145,507,611,979,884/203,999,291.69
  6. Step 6: Final answer
    x = 98,752,831.18

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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.