Home / 270,718,755,896.40-373,600,842,651.99-148,787,812,228.64

Finding the Fourth Proportional to 270,718,755,896.40, 373,600,842,651.99 and 148,787,812,228.64

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Solution

The fourth proportional to 270,718,755,896.40, 373,600,842,651.99 and 148,787,812,228.64 is: 205,332,105,050.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,718,755,896.40 : 373,600,842,651.99 = 148,787,812,228.64 : x
  2. Step 2: Convert to fraction form
    270,718,755,896.40/373,600,842,651.99 = 148,787,812,228.64/x
  3. Step 3: Cross multiply
    270,718,755,896.40x = 373,600,842,651.99 × 148,787,812,228.64
  4. Step 4: Simplify right side
    270,718,755,896.40x = 55,587,252,024,965,972,623,360
  5. Step 5: Solve for x
    x = 55,587,252,024,965,972,623,360/270,718,755,896.40
  6. Step 6: Final answer
    x = 205,332,105,050.89

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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.