Home / 885,776,812.20-1,328,665,218.30-230,726,572.20

Finding the Fourth Proportional to 885,776,812.20, 1,328,665,218.30 and 230,726,572.20

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Solution

The fourth proportional to 885,776,812.20, 1,328,665,218.30 and 230,726,572.20 is: 346,089,858.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,776,812.20 : 1,328,665,218.30 = 230,726,572.20 : x
  2. Step 2: Convert to fraction form
    885,776,812.20/1,328,665,218.30 = 230,726,572.20/x
  3. Step 3: Cross multiply
    885,776,812.20x = 1,328,665,218.30 × 230,726,572.20
  4. Step 4: Simplify right side
    885,776,812.20x = 306,558,371,419,723,712
  5. Step 5: Solve for x
    x = 306,558,371,419,723,712/885,776,812.20
  6. Step 6: Final answer
    x = 346,089,858.30

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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.