Home / 69,984,088.85-104,976,133.28-55,371,429.65

Finding the Fourth Proportional to 69,984,088.85, 104,976,133.28 and 55,371,429.65

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Solution

The fourth proportional to 69,984,088.85, 104,976,133.28 and 55,371,429.65 is: 83,057,144.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,088.85 : 104,976,133.28 = 55,371,429.65 : x
  2. Step 2: Convert to fraction form
    69,984,088.85/104,976,133.28 = 55,371,429.65/x
  3. Step 3: Cross multiply
    69,984,088.85x = 104,976,133.28 × 55,371,429.65
  4. Step 4: Simplify right side
    69,984,088.85x = 5,812,678,578,565,687
  5. Step 5: Solve for x
    x = 5,812,678,578,565,687/69,984,088.85
  6. Step 6: Final answer
    x = 83,057,144.48

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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.