Home / 110,008,290,155.40-165,012,435,233.10-104,778,113,553.90

Finding the Fourth Proportional to 110,008,290,155.40, 165,012,435,233.10 and 104,778,113,553.90

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Solution

The fourth proportional to 110,008,290,155.40, 165,012,435,233.10 and 104,778,113,553.90 is: 157,167,170,330.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,008,290,155.40 : 165,012,435,233.10 = 104,778,113,553.90 : x
  2. Step 2: Convert to fraction form
    110,008,290,155.40/165,012,435,233.10 = 104,778,113,553.90/x
  3. Step 3: Cross multiply
    110,008,290,155.40x = 165,012,435,233.10 × 104,778,113,553.90
  4. Step 4: Simplify right side
    110,008,290,155.40x = 17,289,691,676,659,320,619,008
  5. Step 5: Solve for x
    x = 17,289,691,676,659,320,619,008/110,008,290,155.40
  6. Step 6: Final answer
    x = 157,167,170,330.85

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1.5x scale

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.