Home / 55,375,166,733.77-76,416,733,968.14-31,288,671,205.38

Finding the Fourth Proportional to 55,375,166,733.77, 76,416,733,968.14 and 31,288,671,205.38

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Solution

The fourth proportional to 55,375,166,733.77, 76,416,733,968.14 and 31,288,671,205.38 is: 43,177,803,422.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,375,166,733.77 : 76,416,733,968.14 = 31,288,671,205.38 : x
  2. Step 2: Convert to fraction form
    55,375,166,733.77/76,416,733,968.14 = 31,288,671,205.38/x
  3. Step 3: Cross multiply
    55,375,166,733.77x = 76,416,733,968.14 × 31,288,671,205.38
  4. Step 4: Simplify right side
    55,375,166,733.77x = 2,390,978,063,718,250,708,992
  5. Step 5: Solve for x
    x = 2,390,978,063,718,250,708,992/55,375,166,733.77
  6. Step 6: Final answer
    x = 43,177,803,422.49

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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.