Home / 81,865,282.16-112,973,504.49-44,695,561.28

Finding the Fourth Proportional to 81,865,282.16, 112,973,504.49 and 44,695,561.28

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Solution

The fourth proportional to 81,865,282.16, 112,973,504.49 and 44,695,561.28 is: 61,679,555.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,865,282.16 : 112,973,504.49 = 44,695,561.28 : x
  2. Step 2: Convert to fraction form
    81,865,282.16/112,973,504.49 = 44,695,561.28/x
  3. Step 3: Cross multiply
    81,865,282.16x = 112,973,504.49 × 44,695,561.28
  4. Step 4: Simplify right side
    81,865,282.16x = 5,049,414,192,990,097
  5. Step 5: Solve for x
    x = 5,049,414,192,990,097/81,865,282.16
  6. Step 6: Final answer
    x = 61,679,555.24

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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.