Home / 96,428,518.44-133,073,108.73-54,621,264.30

Finding the Fourth Proportional to 96,428,518.44, 133,073,108.73 and 54,621,264.30

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Solution

The fourth proportional to 96,428,518.44, 133,073,108.73 and 54,621,264.30 is: 75,378,337.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,428,518.44 : 133,073,108.73 = 54,621,264.30 : x
  2. Step 2: Convert to fraction form
    96,428,518.44/133,073,108.73 = 54,621,264.30/x
  3. Step 3: Cross multiply
    96,428,518.44x = 133,073,108.73 × 54,621,264.30
  4. Step 4: Simplify right side
    96,428,518.44x = 7,268,621,443,163,967
  5. Step 5: Solve for x
    x = 7,268,621,443,163,967/96,428,518.44
  6. Step 6: Final answer
    x = 75,378,337.87

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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.