Home / 124,282,540.92-186,477,570.56-66,707,551.56

Finding the Fourth Proportional to 124,282,540.92, 186,477,570.56 and 66,707,551.56

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Solution

The fourth proportional to 124,282,540.92, 186,477,570.56 and 66,707,551.56 is: 100,090,182.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,282,540.92 : 186,477,570.56 = 66,707,551.56 : x
  2. Step 2: Convert to fraction form
    124,282,540.92/186,477,570.56 = 66,707,551.56/x
  3. Step 3: Cross multiply
    124,282,540.92x = 186,477,570.56 × 66,707,551.56
  4. Step 4: Simplify right side
    124,282,540.92x = 12,439,462,152,914,738
  5. Step 5: Solve for x
    x = 12,439,462,152,914,738/124,282,540.92
  6. Step 6: Final answer
    x = 100,090,182.10

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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.