Home / 122,499,036.96-169,052,498.46-70,297,621.44

Finding the Fourth Proportional to 122,499,036.96, 169,052,498.46 and 70,297,621.44

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Solution

The fourth proportional to 122,499,036.96, 169,052,498.46 and 70,297,621.44 is: 97,012,914.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,499,036.96 : 169,052,498.46 = 70,297,621.44 : x
  2. Step 2: Convert to fraction form
    122,499,036.96/169,052,498.46 = 70,297,621.44/x
  3. Step 3: Cross multiply
    122,499,036.96x = 169,052,498.46 × 70,297,621.44
  4. Step 4: Simplify right side
    122,499,036.96x = 11,883,988,540,227,264
  5. Step 5: Solve for x
    x = 11,883,988,540,227,264/122,499,036.96
  6. Step 6: Final answer
    x = 97,012,914.02

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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.