Home / 80,481,643.28-111,035,864.04-54,026,516.24

Finding the Fourth Proportional to 80,481,643.28, 111,035,864.04 and 54,026,516.24

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Solution

The fourth proportional to 80,481,643.28, 111,035,864.04 and 54,026,516.24 is: 74,537,256.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,481,643.28 : 111,035,864.04 = 54,026,516.24 : x
  2. Step 2: Convert to fraction form
    80,481,643.28/111,035,864.04 = 54,026,516.24/x
  3. Step 3: Cross multiply
    80,481,643.28x = 111,035,864.04 × 54,026,516.24
  4. Step 4: Simplify right side
    80,481,643.28x = 5,998,880,911,779,493
  5. Step 5: Solve for x
    x = 5,998,880,911,779,493/80,481,643.28
  6. Step 6: Final answer
    x = 74,537,256.79

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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.