Home / 78,889,643.04-108,865,618.80-44,082,619.50

Finding the Fourth Proportional to 78,889,643.04, 108,865,618.80 and 44,082,619.50

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Solution

The fourth proportional to 78,889,643.04, 108,865,618.80 and 44,082,619.50 is: 60,832,847.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,889,643.04 : 108,865,618.80 = 44,082,619.50 : x
  2. Step 2: Convert to fraction form
    78,889,643.04/108,865,618.80 = 44,082,619.50/x
  3. Step 3: Cross multiply
    78,889,643.04x = 108,865,618.80 × 44,082,619.50
  4. Step 4: Simplify right side
    78,889,643.04x = 4,799,081,650,192,446
  5. Step 5: Solve for x
    x = 4,799,081,650,192,446/78,889,643.04
  6. Step 6: Final answer
    x = 60,832,847.83

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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.