Home / 72,408,829.70-108,613,244.55-41,797,828.10

Finding the Fourth Proportional to 72,408,829.70, 108,613,244.55 and 41,797,828.10

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Solution

The fourth proportional to 72,408,829.70, 108,613,244.55 and 41,797,828.10 is: 62,696,742.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,408,829.70 : 108,613,244.55 = 41,797,828.10 : x
  2. Step 2: Convert to fraction form
    72,408,829.70/108,613,244.55 = 41,797,828.10/x
  3. Step 3: Cross multiply
    72,408,829.70x = 108,613,244.55 × 41,797,828.10
  4. Step 4: Simplify right side
    72,408,829.70x = 4,539,797,725,084,162
  5. Step 5: Solve for x
    x = 4,539,797,725,084,162/72,408,829.70
  6. Step 6: Final answer
    x = 62,696,742.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.