Home / 69,984,145.80-104,976,218.70-58,898,680.20

Finding the Fourth Proportional to 69,984,145.80, 104,976,218.70 and 58,898,680.20

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Solution

The fourth proportional to 69,984,145.80, 104,976,218.70 and 58,898,680.20 is: 88,348,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,145.80 : 104,976,218.70 = 58,898,680.20 : x
  2. Step 2: Convert to fraction form
    69,984,145.80/104,976,218.70 = 58,898,680.20/x
  3. Step 3: Cross multiply
    69,984,145.80x = 104,976,218.70 × 58,898,680.20
  4. Step 4: Simplify right side
    69,984,145.80x = 6,182,960,733,816,560
  5. Step 5: Solve for x
    x = 6,182,960,733,816,560/69,984,145.80
  6. Step 6: Final answer
    x = 88,348,020.30

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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.