Home / 112,003,318.80-167,976,984.60-42,901,117.20

Finding the Fourth Proportional to 112,003,318.80, 167,976,984.60 and 42,901,117.20

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Solution

The fourth proportional to 112,003,318.80, 167,976,984.60 and 42,901,117.20 is: 64,340,953.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,003,318.80 : 167,976,984.60 = 42,901,117.20 : x
  2. Step 2: Convert to fraction form
    112,003,318.80/167,976,984.60 = 42,901,117.20/x
  3. Step 3: Cross multiply
    112,003,318.80x = 167,976,984.60 × 42,901,117.20
  4. Step 4: Simplify right side
    112,003,318.80x = 7,206,400,303,227,195
  5. Step 5: Solve for x
    x = 7,206,400,303,227,195/112,003,318.80
  6. Step 6: Final answer
    x = 64,340,953.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.