Home / 117,005,900.10-175,508,850.15-88,095,509.70

Finding the Fourth Proportional to 117,005,900.10, 175,508,850.15 and 88,095,509.70

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Solution

The fourth proportional to 117,005,900.10, 175,508,850.15 and 88,095,509.70 is: 132,143,264.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,005,900.10 : 175,508,850.15 = 88,095,509.70 : x
  2. Step 2: Convert to fraction form
    117,005,900.10/175,508,850.15 = 88,095,509.70/x
  3. Step 3: Cross multiply
    117,005,900.10x = 175,508,850.15 × 88,095,509.70
  4. Step 4: Simplify right side
    117,005,900.10x = 15,461,541,610,825,172
  5. Step 5: Solve for x
    x = 15,461,541,610,825,172/117,005,900.10
  6. Step 6: Final answer
    x = 132,143,264.55

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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.