Home / 1,020,783,162.73-1,531,447,227.91-365,800,398.52

Finding the Fourth Proportional to 1,020,783,162.73, 1,531,447,227.91 and 365,800,398.52

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Solution

The fourth proportional to 1,020,783,162.73, 1,531,447,227.91 and 365,800,398.52 is: 548,798,243.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,783,162.73 : 1,531,447,227.91 = 365,800,398.52 : x
  2. Step 2: Convert to fraction form
    1,020,783,162.73/1,531,447,227.91 = 365,800,398.52/x
  3. Step 3: Cross multiply
    1,020,783,162.73x = 1,531,447,227.91 × 365,800,398.52
  4. Step 4: Simplify right side
    1,020,783,162.73x = 560,204,006,275,350,848
  5. Step 5: Solve for x
    x = 560,204,006,275,350,848/1,020,783,162.73
  6. Step 6: Final answer
    x = 548,798,243.08

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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.