Home / 110,591,982.60-165,809,330.70-42,408,328.20

Finding the Fourth Proportional to 110,591,982.60, 165,809,330.70 and 42,408,328.20

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Solution

The fourth proportional to 110,591,982.60, 165,809,330.70 and 42,408,328.20 is: 63,582,335.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,591,982.60 : 165,809,330.70 = 42,408,328.20 : x
  2. Step 2: Convert to fraction form
    110,591,982.60/165,809,330.70 = 42,408,328.20/x
  3. Step 3: Cross multiply
    110,591,982.60x = 165,809,330.70 × 42,408,328.20
  4. Step 4: Simplify right side
    110,591,982.60x = 7,031,696,514,947,936
  5. Step 5: Solve for x
    x = 7,031,696,514,947,936/110,591,982.60
  6. Step 6: Final answer
    x = 63,582,335.26

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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.