Home / 106,616,816.64-147,105,900.36-64,800,151.92

Finding the Fourth Proportional to 106,616,816.64, 147,105,900.36 and 64,800,151.92

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Solution

The fourth proportional to 106,616,816.64, 147,105,900.36 and 64,800,151.92 is: 89,408,828.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,616,816.64 : 147,105,900.36 = 64,800,151.92 : x
  2. Step 2: Convert to fraction form
    106,616,816.64/147,105,900.36 = 64,800,151.92/x
  3. Step 3: Cross multiply
    106,616,816.64x = 147,105,900.36 × 64,800,151.92
  4. Step 4: Simplify right side
    106,616,816.64x = 9,532,484,691,656,384
  5. Step 5: Solve for x
    x = 9,532,484,691,656,384/106,616,816.64
  6. Step 6: Final answer
    x = 89,408,828.66

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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.