Home / 66,666,516.93-99,800,538.78-40,325,637.10

Finding the Fourth Proportional to 66,666,516.93, 99,800,538.78 and 40,325,637.10

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Solution

The fourth proportional to 66,666,516.93, 99,800,538.78 and 40,325,637.10 is: 60,367,940.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,666,516.93 : 99,800,538.78 = 40,325,637.10 : x
  2. Step 2: Convert to fraction form
    66,666,516.93/99,800,538.78 = 40,325,637.10/x
  3. Step 3: Cross multiply
    66,666,516.93x = 99,800,538.78 × 40,325,637.10
  4. Step 4: Simplify right side
    66,666,516.93x = 4,024,520,309,226,757
  5. Step 5: Solve for x
    x = 4,024,520,309,226,757/66,666,516.93
  6. Step 6: Final answer
    x = 60,367,940.23

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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.