Home / 733,898,463.40-1,012,780,023.78-403,873,604.20

Finding the Fourth Proportional to 733,898,463.40, 1,012,780,023.78 and 403,873,604.20

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Solution

The fourth proportional to 733,898,463.40, 1,012,780,023.78 and 403,873,604.20 is: 557,345,653.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,898,463.40 : 1,012,780,023.78 = 403,873,604.20 : x
  2. Step 2: Convert to fraction form
    733,898,463.40/1,012,780,023.78 = 403,873,604.20/x
  3. Step 3: Cross multiply
    733,898,463.40x = 1,012,780,023.78 × 403,873,604.20
  4. Step 4: Simplify right side
    733,898,463.40x = 409,035,118,465,790,272
  5. Step 5: Solve for x
    x = 409,035,118,465,790,272/733,898,463.40
  6. Step 6: Final answer
    x = 557,345,653.20

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Why These Related Problems?

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