Home / 418,042,557.48-576,866,049.84-232,392,268.20

Finding the Fourth Proportional to 418,042,557.48, 576,866,049.84 and 232,392,268.20

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Solution

The fourth proportional to 418,042,557.48, 576,866,049.84 and 232,392,268.20 is: 320,683,163.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,042,557.48 : 576,866,049.84 = 232,392,268.20 : x
  2. Step 2: Convert to fraction form
    418,042,557.48/576,866,049.84 = 232,392,268.20/x
  3. Step 3: Cross multiply
    418,042,557.48x = 576,866,049.84 × 232,392,268.20
  4. Step 4: Simplify right side
    418,042,557.48x = 134,059,209,769,891,840
  5. Step 5: Solve for x
    x = 134,059,209,769,891,840/418,042,557.48
  6. Step 6: Final answer
    x = 320,683,163.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.