Home / 141,889,108.19-195,812,664.55-79,170,684.41

Finding the Fourth Proportional to 141,889,108.19, 195,812,664.55 and 79,170,684.41

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Solution

The fourth proportional to 141,889,108.19, 195,812,664.55 and 79,170,684.41 is: 109,258,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,889,108.19 : 195,812,664.55 = 79,170,684.41 : x
  2. Step 2: Convert to fraction form
    141,889,108.19/195,812,664.55 = 79,170,684.41/x
  3. Step 3: Cross multiply
    141,889,108.19x = 195,812,664.55 × 79,170,684.41
  4. Step 4: Simplify right side
    141,889,108.19x = 15,502,622,668,205,134
  5. Step 5: Solve for x
    x = 15,502,622,668,205,134/141,889,108.19
  6. Step 6: Final answer
    x = 109,258,722.30

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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.