Home / 98,176,968.24-135,488,829.24-54,717,215.28

Finding the Fourth Proportional to 98,176,968.24, 135,488,829.24 and 54,717,215.28

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Solution

The fourth proportional to 98,176,968.24, 135,488,829.24 and 54,717,215.28 is: 75,512,328.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,176,968.24 : 135,488,829.24 = 54,717,215.28 : x
  2. Step 2: Convert to fraction form
    98,176,968.24/135,488,829.24 = 54,717,215.28/x
  3. Step 3: Cross multiply
    98,176,968.24x = 135,488,829.24 × 54,717,215.28
  4. Step 4: Simplify right side
    98,176,968.24x = 7,413,571,437,560,239
  5. Step 5: Solve for x
    x = 7,413,571,437,560,239/98,176,968.24
  6. Step 6: Final answer
    x = 75,512,328.10

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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.