Home / 227,960,073.10-314,585,169.96-123,538,143.88

Finding the Fourth Proportional to 227,960,073.10, 314,585,169.96 and 123,538,143.88

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Solution

The fourth proportional to 227,960,073.10, 314,585,169.96 and 123,538,143.88 is: 170,482,784.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,960,073.10 : 314,585,169.96 = 123,538,143.88 : x
  2. Step 2: Convert to fraction form
    227,960,073.10/314,585,169.96 = 123,538,143.88/x
  3. Step 3: Cross multiply
    227,960,073.10x = 314,585,169.96 × 123,538,143.88
  4. Step 4: Simplify right side
    227,960,073.10x = 38,863,267,989,032,728
  5. Step 5: Solve for x
    x = 38,863,267,989,032,728/227,960,073.10
  6. Step 6: Final answer
    x = 170,482,784.38

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1.5x scale

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.