Home / 117,889,661.84-176,005,584.27-90,078,025.73

Finding the Fourth Proportional to 117,889,661.84, 176,005,584.27 and 90,078,025.73

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Solution

The fourth proportional to 117,889,661.84, 176,005,584.27 and 90,078,025.73 is: 134,483,679.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,889,661.84 : 176,005,584.27 = 90,078,025.73 : x
  2. Step 2: Convert to fraction form
    117,889,661.84/176,005,584.27 = 90,078,025.73/x
  3. Step 3: Cross multiply
    117,889,661.84x = 176,005,584.27 × 90,078,025.73
  4. Step 4: Simplify right side
    117,889,661.84x = 15,854,235,547,616,716
  5. Step 5: Solve for x
    x = 15,854,235,547,616,716/117,889,661.84
  6. Step 6: Final answer
    x = 134,483,679.92

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.