Home / 575,424,428.40-862,144,619.40-268,086,193.20

Finding the Fourth Proportional to 575,424,428.40, 862,144,619.40 and 268,086,193.20

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Solution

The fourth proportional to 575,424,428.40, 862,144,619.40 and 268,086,193.20 is: 401,667,113.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,424,428.40 : 862,144,619.40 = 268,086,193.20 : x
  2. Step 2: Convert to fraction form
    575,424,428.40/862,144,619.40 = 268,086,193.20/x
  3. Step 3: Cross multiply
    575,424,428.40x = 862,144,619.40 × 268,086,193.20
  4. Step 4: Simplify right side
    575,424,428.40x = 231,129,069,002,808,864
  5. Step 5: Solve for x
    x = 231,129,069,002,808,864/575,424,428.40
  6. Step 6: Final answer
    x = 401,667,113.17

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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.