Home / 288,445,521,093.24-398,102,484,540.78-160,028,343,046.20

Finding the Fourth Proportional to 288,445,521,093.24, 398,102,484,540.78 and 160,028,343,046.20

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Solution

The fourth proportional to 288,445,521,093.24, 398,102,484,540.78 and 160,028,343,046.20 is: 220,865,557,981.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,445,521,093.24 : 398,102,484,540.78 = 160,028,343,046.20 : x
  2. Step 2: Convert to fraction form
    288,445,521,093.24/398,102,484,540.78 = 160,028,343,046.20/x
  3. Step 3: Cross multiply
    288,445,521,093.24x = 398,102,484,540.78 × 160,028,343,046.20
  4. Step 4: Simplify right side
    288,445,521,093.24x = 63,707,680,963,636,481,753,088
  5. Step 5: Solve for x
    x = 63,707,680,963,636,481,753,088/288,445,521,093.24
  6. Step 6: Final answer
    x = 220,865,557,981.89

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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.