Home / 200,670,000.95-300,932,713.78-69,476,656.88

Finding the Fourth Proportional to 200,670,000.95, 300,932,713.78 and 69,476,656.88

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Solution

The fourth proportional to 200,670,000.95, 300,932,713.78 and 69,476,656.88 is: 104,189,957.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,670,000.95 : 300,932,713.78 = 69,476,656.88 : x
  2. Step 2: Convert to fraction form
    200,670,000.95/300,932,713.78 = 69,476,656.88/x
  3. Step 3: Cross multiply
    200,670,000.95x = 300,932,713.78 × 69,476,656.88
  4. Step 4: Simplify right side
    200,670,000.95x = 20,907,798,899,260,304
  5. Step 5: Solve for x
    x = 20,907,798,899,260,304/200,670,000.95
  6. Step 6: Final answer
    x = 104,189,957.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.