Home / 66,519,105.45-99,778,658.18-66,519,105.45

Finding the Fourth Proportional to 66,519,105.45, 99,778,658.18 and 66,519,105.45

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Solution

The fourth proportional to 66,519,105.45, 99,778,658.18 and 66,519,105.45 is: 99,778,658.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,519,105.45 : 99,778,658.18 = 66,519,105.45 : x
  2. Step 2: Convert to fraction form
    66,519,105.45/99,778,658.18 = 66,519,105.45/x
  3. Step 3: Cross multiply
    66,519,105.45x = 99,778,658.18 × 66,519,105.45
  4. Step 4: Simplify right side
    66,519,105.45x = 6,637,187,084,802,330
  5. Step 5: Solve for x
    x = 6,637,187,084,802,330/66,519,105.45
  6. Step 6: Final answer
    x = 99,778,658.18

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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.