Home / 185,677,489.90-256,223,703.63-103,168,453.42

Finding the Fourth Proportional to 185,677,489.90, 256,223,703.63 and 103,168,453.42

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Solution

The fourth proportional to 185,677,489.90, 256,223,703.63 and 103,168,453.42 is: 142,366,224.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,677,489.90 : 256,223,703.63 = 103,168,453.42 : x
  2. Step 2: Convert to fraction form
    185,677,489.90/256,223,703.63 = 103,168,453.42/x
  3. Step 3: Cross multiply
    185,677,489.90x = 256,223,703.63 × 103,168,453.42
  4. Step 4: Simplify right side
    185,677,489.90x = 26,434,203,233,051,540
  5. Step 5: Solve for x
    x = 26,434,203,233,051,540/185,677,489.90
  6. Step 6: Final answer
    x = 142,366,224.61

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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.