Home / 124,659,333.20-186,988,999.80-55,572,003.20

Finding the Fourth Proportional to 124,659,333.20, 186,988,999.80 and 55,572,003.20

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Solution

The fourth proportional to 124,659,333.20, 186,988,999.80 and 55,572,003.20 is: 83,358,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,659,333.20 : 186,988,999.80 = 55,572,003.20 : x
  2. Step 2: Convert to fraction form
    124,659,333.20/186,988,999.80 = 55,572,003.20/x
  3. Step 3: Cross multiply
    124,659,333.20x = 186,988,999.80 × 55,572,003.20
  4. Step 4: Simplify right side
    124,659,333.20x = 10,391,353,295,250,400
  5. Step 5: Solve for x
    x = 10,391,353,295,250,400/124,659,333.20
  6. Step 6: Final answer
    x = 83,358,004.80

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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.