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Finding the Fourth Proportional to 75,606,911.10, 113,410,366.65 and 75,606,911.10

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Solution

The fourth proportional to 75,606,911.10, 113,410,366.65 and 75,606,911.10 is: 113,410,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,606,911.10 : 113,410,366.65 = 75,606,911.10 : x
  2. Step 2: Convert to fraction form
    75,606,911.10/113,410,366.65 = 75,606,911.10/x
  3. Step 3: Cross multiply
    75,606,911.10x = 113,410,366.65 × 75,606,911.10
  4. Step 4: Simplify right side
    75,606,911.10x = 8,574,607,509,124,955
  5. Step 5: Solve for x
    x = 8,574,607,509,124,955/75,606,911.10
  6. Step 6: Final answer
    x = 113,410,366.65

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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.