Home / 66,666,636.24-99,800,717.88-40,325,756.64

Finding the Fourth Proportional to 66,666,636.24, 99,800,717.88 and 40,325,756.64

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Solution

The fourth proportional to 66,666,636.24, 99,800,717.88 and 40,325,756.64 is: 60,368,119.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,666,636.24 : 99,800,717.88 = 40,325,756.64 : x
  2. Step 2: Convert to fraction form
    66,666,636.24/99,800,717.88 = 40,325,756.64/x
  3. Step 3: Cross multiply
    66,666,636.24x = 99,800,717.88 × 40,325,756.64
  4. Step 4: Simplify right side
    66,666,636.24x = 4,024,539,461,726,176.50
  5. Step 5: Solve for x
    x = 4,024,539,461,726,176.50/66,666,636.24
  6. Step 6: Final answer
    x = 60,368,119.48

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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.