Home / 20,785,248,001.51-31,177,872,002.27-20,785,248,001.51

Finding the Fourth Proportional to 20,785,248,001.51, 31,177,872,002.27 and 20,785,248,001.51

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Solution

The fourth proportional to 20,785,248,001.51, 31,177,872,002.27 and 20,785,248,001.51 is: 31,177,872,002.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,785,248,001.51 : 31,177,872,002.27 = 20,785,248,001.51 : x
  2. Step 2: Convert to fraction form
    20,785,248,001.51/31,177,872,002.27 = 20,785,248,001.51/x
  3. Step 3: Cross multiply
    20,785,248,001.51x = 31,177,872,002.27 × 20,785,248,001.51
  4. Step 4: Simplify right side
    20,785,248,001.51x = 648,039,801,726,413,045,760
  5. Step 5: Solve for x
    x = 648,039,801,726,413,045,760/20,785,248,001.51
  6. Step 6: Final answer
    x = 31,177,872,002.27

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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.