Home / 65,934,255.51-98,910,478.05-38,281,196.12

Finding the Fourth Proportional to 65,934,255.51, 98,910,478.05 and 38,281,196.12

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Solution

The fourth proportional to 65,934,255.51, 98,910,478.05 and 38,281,196.12 is: 57,427,074.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,934,255.51 : 98,910,478.05 = 38,281,196.12 : x
  2. Step 2: Convert to fraction form
    65,934,255.51/98,910,478.05 = 38,281,196.12/x
  3. Step 3: Cross multiply
    65,934,255.51x = 98,910,478.05 × 38,281,196.12
  4. Step 4: Simplify right side
    65,934,255.51x = 3,786,411,408,555,005
  5. Step 5: Solve for x
    x = 3,786,411,408,555,005/65,934,255.51
  6. Step 6: Final answer
    x = 57,427,074.58

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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.