Home / 119,012,870.22-164,232,232.62-66,092,937.72

Finding the Fourth Proportional to 119,012,870.22, 164,232,232.62 and 66,092,937.72

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Solution

The fourth proportional to 119,012,870.22, 164,232,232.62 and 66,092,937.72 is: 91,205,183.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,012,870.22 : 164,232,232.62 = 66,092,937.72 : x
  2. Step 2: Convert to fraction form
    119,012,870.22/164,232,232.62 = 66,092,937.72/x
  3. Step 3: Cross multiply
    119,012,870.22x = 164,232,232.62 × 66,092,937.72
  4. Step 4: Simplify right side
    119,012,870.22x = 10,854,590,722,170,212
  5. Step 5: Solve for x
    x = 10,854,590,722,170,212/119,012,870.22
  6. Step 6: Final answer
    x = 91,205,183.96

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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.