Home / 262,345,204.88-393,254,449.08-89,703,949.52

Finding the Fourth Proportional to 262,345,204.88, 393,254,449.08 and 89,703,949.52

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Solution

The fourth proportional to 262,345,204.88, 393,254,449.08 and 89,703,949.52 is: 134,465,873.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,345,204.88 : 393,254,449.08 = 89,703,949.52 : x
  2. Step 2: Convert to fraction form
    262,345,204.88/393,254,449.08 = 89,703,949.52/x
  3. Step 3: Cross multiply
    262,345,204.88x = 393,254,449.08 × 89,703,949.52
  4. Step 4: Simplify right side
    262,345,204.88x = 35,276,477,248,787,728
  5. Step 5: Solve for x
    x = 35,276,477,248,787,728/262,345,204.88
  6. Step 6: Final answer
    x = 134,465,873.94

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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.