Home / 80,402,729.49-110,951,250.93-45,117,243.81

Finding the Fourth Proportional to 80,402,729.49, 110,951,250.93 and 45,117,243.81

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Solution

The fourth proportional to 80,402,729.49, 110,951,250.93 and 45,117,243.81 is: 62,259,262.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,402,729.49 : 110,951,250.93 = 45,117,243.81 : x
  2. Step 2: Convert to fraction form
    80,402,729.49/110,951,250.93 = 45,117,243.81/x
  3. Step 3: Cross multiply
    80,402,729.49x = 110,951,250.93 × 45,117,243.81
  4. Step 4: Simplify right side
    80,402,729.49x = 5,005,814,639,233,300
  5. Step 5: Solve for x
    x = 5,005,814,639,233,300/80,402,729.49
  6. Step 6: Final answer
    x = 62,259,262.48

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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.