Home / 20,785,248,001.65-31,177,872,002.48-20,785,248,001.65

Finding the Fourth Proportional to 20,785,248,001.65, 31,177,872,002.48 and 20,785,248,001.65

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Solution

The fourth proportional to 20,785,248,001.65, 31,177,872,002.48 and 20,785,248,001.65 is: 31,177,872,002.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,785,248,001.65 : 31,177,872,002.48 = 20,785,248,001.65 : x
  2. Step 2: Convert to fraction form
    20,785,248,001.65/31,177,872,002.48 = 20,785,248,001.65/x
  3. Step 3: Cross multiply
    20,785,248,001.65x = 31,177,872,002.48 × 20,785,248,001.65
  4. Step 4: Simplify right side
    20,785,248,001.65x = 648,039,801,735,142,965,248
  5. Step 5: Solve for x
    x = 648,039,801,735,142,965,248/20,785,248,001.65
  6. Step 6: Final answer
    x = 31,177,872,002.48

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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.