Home / 274,155,527.27-378,332,420.00-148,707,410.28

Finding the Fourth Proportional to 274,155,527.27, 378,332,420.00 and 148,707,410.28

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Solution

The fourth proportional to 274,155,527.27, 378,332,420.00 and 148,707,410.28 is: 205,215,028.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,155,527.27 : 378,332,420.00 = 148,707,410.28 : x
  2. Step 2: Convert to fraction form
    274,155,527.27/378,332,420.00 = 148,707,410.28/x
  3. Step 3: Cross multiply
    274,155,527.27x = 378,332,420.00 × 148,707,410.28
  4. Step 4: Simplify right side
    274,155,527.27x = 56,260,834,402,421,744
  5. Step 5: Solve for x
    x = 56,260,834,402,421,744/274,155,527.27
  6. Step 6: Final answer
    x = 205,215,028.72

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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.