Home / 106,616,250.23-147,153,156.51-73,171,479.83

Finding the Fourth Proportional to 106,616,250.23, 147,153,156.51 and 73,171,479.83

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Solution

The fourth proportional to 106,616,250.23, 147,153,156.51 and 73,171,479.83 is: 100,992,242.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,616,250.23 : 147,153,156.51 = 73,171,479.83 : x
  2. Step 2: Convert to fraction form
    106,616,250.23/147,153,156.51 = 73,171,479.83/x
  3. Step 3: Cross multiply
    106,616,250.23x = 147,153,156.51 × 73,171,479.83
  4. Step 4: Simplify right side
    106,616,250.23x = 10,767,414,222,756,532
  5. Step 5: Solve for x
    x = 10,767,414,222,756,532/106,616,250.23
  6. Step 6: Final answer
    x = 100,992,242.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.