Home / 66,119,088.66-99,179,630.91-25,180,794.42

Finding the Fourth Proportional to 66,119,088.66, 99,179,630.91 and 25,180,794.42

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Solution

The fourth proportional to 66,119,088.66, 99,179,630.91 and 25,180,794.42 is: 37,771,571.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,119,088.66 : 99,179,630.91 = 25,180,794.42 : x
  2. Step 2: Convert to fraction form
    66,119,088.66/99,179,630.91 = 25,180,794.42/x
  3. Step 3: Cross multiply
    66,119,088.66x = 99,179,630.91 × 25,180,794.42
  4. Step 4: Simplify right side
    66,119,088.66x = 2,497,421,896,596,187.50
  5. Step 5: Solve for x
    x = 2,497,421,896,596,187.50/66,119,088.66
  6. Step 6: Final answer
    x = 37,771,571.68

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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.