Home / 106,109,351.39-146,429,871.49-59,065,678.91

Finding the Fourth Proportional to 106,109,351.39, 146,429,871.49 and 59,065,678.91

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Solution

The fourth proportional to 106,109,351.39, 146,429,871.49 and 59,065,678.91 is: 81,510,061.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,109,351.39 : 146,429,871.49 = 59,065,678.91 : x
  2. Step 2: Convert to fraction form
    106,109,351.39/146,429,871.49 = 59,065,678.91/x
  3. Step 3: Cross multiply
    106,109,351.39x = 146,429,871.49 × 59,065,678.91
  4. Step 4: Simplify right side
    106,109,351.39x = 8,648,979,772,700,811
  5. Step 5: Solve for x
    x = 8,648,979,772,700,811/106,109,351.39
  6. Step 6: Final answer
    x = 81,510,061.64

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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.