Home / 448,832,134.80-672,681,331.80-218,304,838.80

Finding the Fourth Proportional to 448,832,134.80, 672,681,331.80 and 218,304,838.80

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Solution

The fourth proportional to 448,832,134.80, 672,681,331.80 and 218,304,838.80 is: 327,181,541.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,832,134.80 : 672,681,331.80 = 218,304,838.80 : x
  2. Step 2: Convert to fraction form
    448,832,134.80/672,681,331.80 = 218,304,838.80/x
  3. Step 3: Cross multiply
    448,832,134.80x = 672,681,331.80 × 218,304,838.80
  4. Step 4: Simplify right side
    448,832,134.80x = 146,849,589,702,368,320
  5. Step 5: Solve for x
    x = 146,849,589,702,368,320/448,832,134.80
  6. Step 6: Final answer
    x = 327,181,541.42

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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.