Home / 101,340,348,971.48-139,840,438,000.66-60,133,627,177.75

Finding the Fourth Proportional to 101,340,348,971.48, 139,840,438,000.66 and 60,133,627,177.75

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Solution

The fourth proportional to 101,340,348,971.48, 139,840,438,000.66 and 60,133,627,177.75 is: 82,978,920,523.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,340,348,971.48 : 139,840,438,000.66 = 60,133,627,177.75 : x
  2. Step 2: Convert to fraction form
    101,340,348,971.48/139,840,438,000.66 = 60,133,627,177.75/x
  3. Step 3: Cross multiply
    101,340,348,971.48x = 139,840,438,000.66 × 60,133,627,177.75
  4. Step 4: Simplify right side
    101,340,348,971.48x = 8,409,112,763,104,951,795,712
  5. Step 5: Solve for x
    x = 8,409,112,763,104,951,795,712/101,340,348,971.48
  6. Step 6: Final answer
    x = 82,978,920,523.27

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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.