Home / 144,073,508.00-198,821,399.04-77,993,957.34

Finding the Fourth Proportional to 144,073,508.00, 198,821,399.04 and 77,993,957.34

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Solution

The fourth proportional to 144,073,508.00, 198,821,399.04 and 77,993,957.34 is: 107,631,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,073,508.00 : 198,821,399.04 = 77,993,957.34 : x
  2. Step 2: Convert to fraction form
    144,073,508.00/198,821,399.04 = 77,993,957.34/x
  3. Step 3: Cross multiply
    144,073,508.00x = 198,821,399.04 × 77,993,957.34
  4. Step 4: Simplify right side
    144,073,508.00x = 15,506,867,715,004,878
  5. Step 5: Solve for x
    x = 15,506,867,715,004,878/144,073,508.00
  6. Step 6: Final answer
    x = 107,631,638.40

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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.