Home / 31,872,468,723.62-43,968,120,357.38-19,003,032,351.90

Finding the Fourth Proportional to 31,872,468,723.62, 43,968,120,357.38 and 19,003,032,351.90

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Solution

The fourth proportional to 31,872,468,723.62, 43,968,120,357.38 and 19,003,032,351.90 is: 26,214,712,793.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,872,468,723.62 : 43,968,120,357.38 = 19,003,032,351.90 : x
  2. Step 2: Convert to fraction form
    31,872,468,723.62/43,968,120,357.38 = 19,003,032,351.90/x
  3. Step 3: Cross multiply
    31,872,468,723.62x = 43,968,120,357.38 × 19,003,032,351.90
  4. Step 4: Simplify right side
    31,872,468,723.62x = 835,527,613,603,430,137,856
  5. Step 5: Solve for x
    x = 835,527,613,603,430,137,856/31,872,468,723.62
  6. Step 6: Final answer
    x = 26,214,712,793.31

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1.5x scale

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.