Home / 196,254,915.68-270,833,574.80-108,152,074.49

Finding the Fourth Proportional to 196,254,915.68, 270,833,574.80 and 108,152,074.49

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Solution

The fourth proportional to 196,254,915.68, 270,833,574.80 and 108,152,074.49 is: 149,250,849.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,254,915.68 : 270,833,574.80 = 108,152,074.49 : x
  2. Step 2: Convert to fraction form
    196,254,915.68/270,833,574.80 = 108,152,074.49/x
  3. Step 3: Cross multiply
    196,254,915.68x = 270,833,574.80 × 108,152,074.49
  4. Step 4: Simplify right side
    196,254,915.68x = 29,291,212,954,267,660
  5. Step 5: Solve for x
    x = 29,291,212,954,267,660/196,254,915.68
  6. Step 6: Final answer
    x = 149,250,849.86

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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.