Home / 98,173,321.48-135,479,594.28-54,119,353.33

Finding the Fourth Proportional to 98,173,321.48, 135,479,594.28 and 54,119,353.33

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Solution

The fourth proportional to 98,173,321.48, 135,479,594.28 and 54,119,353.33 is: 74,684,933.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,173,321.48 : 135,479,594.28 = 54,119,353.33 : x
  2. Step 2: Convert to fraction form
    98,173,321.48/135,479,594.28 = 54,119,353.33/x
  3. Step 3: Cross multiply
    98,173,321.48x = 135,479,594.28 × 54,119,353.33
  4. Step 4: Simplify right side
    98,173,321.48x = 7,332,068,031,844,367
  5. Step 5: Solve for x
    x = 7,332,068,031,844,367/98,173,321.48
  6. Step 6: Final answer
    x = 74,684,933.96

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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.