Home / 608,587,720.96-913,317,441.44-259,078,833.20

Finding the Fourth Proportional to 608,587,720.96, 913,317,441.44 and 259,078,833.20

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Solution

The fourth proportional to 608,587,720.96, 913,317,441.44 and 259,078,833.20 is: 388,803,797.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,587,720.96 : 913,317,441.44 = 259,078,833.20 : x
  2. Step 2: Convert to fraction form
    608,587,720.96/913,317,441.44 = 259,078,833.20/x
  3. Step 3: Cross multiply
    608,587,720.96x = 913,317,441.44 × 259,078,833.20
  4. Step 4: Simplify right side
    608,587,720.96x = 236,621,217,069,484,544
  5. Step 5: Solve for x
    x = 236,621,217,069,484,544/608,587,720.96
  6. Step 6: Final answer
    x = 388,803,797.58

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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.