Home / 106,935,809.40-160,746,198.30-99,353,917.80

Finding the Fourth Proportional to 106,935,809.40, 160,746,198.30 and 99,353,917.80

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Solution

The fourth proportional to 106,935,809.40, 160,746,198.30 and 99,353,917.80 is: 149,349,078.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,935,809.40 : 160,746,198.30 = 99,353,917.80 : x
  2. Step 2: Convert to fraction form
    106,935,809.40/160,746,198.30 = 99,353,917.80/x
  3. Step 3: Cross multiply
    106,935,809.40x = 160,746,198.30 × 99,353,917.80
  4. Step 4: Simplify right side
    106,935,809.40x = 15,970,764,572,560,700
  5. Step 5: Solve for x
    x = 15,970,764,572,560,700/106,935,809.40
  6. Step 6: Final answer
    x = 149,349,078.31

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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.