Home / 56,644,850,456.48-78,170,143,303.36-31,270,530,295.84

Finding the Fourth Proportional to 56,644,850,456.48, 78,170,143,303.36 and 31,270,530,295.84

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Solution

The fourth proportional to 56,644,850,456.48, 78,170,143,303.36 and 31,270,530,295.84 is: 43,153,469,639.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,644,850,456.48 : 78,170,143,303.36 = 31,270,530,295.84 : x
  2. Step 2: Convert to fraction form
    56,644,850,456.48/78,170,143,303.36 = 31,270,530,295.84/x
  3. Step 3: Cross multiply
    56,644,850,456.48x = 78,170,143,303.36 × 31,270,530,295.84
  4. Step 4: Simplify right side
    56,644,850,456.48x = 2,444,421,834,397,873,340,416
  5. Step 5: Solve for x
    x = 2,444,421,834,397,873,340,416/56,644,850,456.48
  6. Step 6: Final answer
    x = 43,153,469,639.33

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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.