Home / 1,055,062,473.60-1,581,476,745.92-354,888,066.56

Finding the Fourth Proportional to 1,055,062,473.60, 1,581,476,745.92 and 354,888,066.56

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Solution

The fourth proportional to 1,055,062,473.60, 1,581,476,745.92 and 354,888,066.56 is: 531,956,389.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,062,473.60 : 1,581,476,745.92 = 354,888,066.56 : x
  2. Step 2: Convert to fraction form
    1,055,062,473.60/1,581,476,745.92 = 354,888,066.56/x
  3. Step 3: Cross multiply
    1,055,062,473.60x = 1,581,476,745.92 × 354,888,066.56
  4. Step 4: Simplify right side
    1,055,062,473.60x = 561,247,224,669,149,184
  5. Step 5: Solve for x
    x = 561,247,224,669,149,184/1,055,062,473.60
  6. Step 6: Final answer
    x = 531,956,389.99

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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.