Home / 196,254,915.81-270,833,574.97-108,152,074.61

Finding the Fourth Proportional to 196,254,915.81, 270,833,574.97 and 108,152,074.61

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Solution

The fourth proportional to 196,254,915.81, 270,833,574.97 and 108,152,074.61 is: 149,250,850.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,254,915.81 : 270,833,574.97 = 108,152,074.61 : x
  2. Step 2: Convert to fraction form
    196,254,915.81/270,833,574.97 = 108,152,074.61/x
  3. Step 3: Cross multiply
    196,254,915.81x = 270,833,574.97 × 108,152,074.61
  4. Step 4: Simplify right side
    196,254,915.81x = 29,291,213,006,845,116
  5. Step 5: Solve for x
    x = 29,291,213,006,845,116/196,254,915.81
  6. Step 6: Final answer
    x = 149,250,850.03

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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.