Home / 101,340,348,971.10-139,840,438,000.15-60,133,627,177.38

Finding the Fourth Proportional to 101,340,348,971.10, 139,840,438,000.15 and 60,133,627,177.38

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Solution

The fourth proportional to 101,340,348,971.10, 139,840,438,000.15 and 60,133,627,177.38 is: 82,978,920,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,340,348,971.10 : 139,840,438,000.15 = 60,133,627,177.38 : x
  2. Step 2: Convert to fraction form
    101,340,348,971.10/139,840,438,000.15 = 60,133,627,177.38/x
  3. Step 3: Cross multiply
    101,340,348,971.10x = 139,840,438,000.15 × 60,133,627,177.38
  4. Step 4: Simplify right side
    101,340,348,971.10x = 8,409,112,763,022,542,110,720
  5. Step 5: Solve for x
    x = 8,409,112,763,022,542,110,720/101,340,348,971.10
  6. Step 6: Final answer
    x = 82,978,920,522.77

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1.5x scale

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.