Home / 66,995,653.80-100,440,336.60-36,703,516.80

Finding the Fourth Proportional to 66,995,653.80, 100,440,336.60 and 36,703,516.80

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Solution

The fourth proportional to 66,995,653.80, 100,440,336.60 and 36,703,516.80 is: 55,026,160.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,995,653.80 : 100,440,336.60 = 36,703,516.80 : x
  2. Step 2: Convert to fraction form
    66,995,653.80/100,440,336.60 = 36,703,516.80/x
  3. Step 3: Cross multiply
    66,995,653.80x = 100,440,336.60 × 36,703,516.80
  4. Step 4: Simplify right side
    66,995,653.80x = 3,686,513,581,795,754.50
  5. Step 5: Solve for x
    x = 3,686,513,581,795,754.50/66,995,653.80
  6. Step 6: Final answer
    x = 55,026,160.25

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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.