Home / 66,170,385.81-99,164,776.04-41,865,803.75

Finding the Fourth Proportional to 66,170,385.81, 99,164,776.04 and 41,865,803.75

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Solution

The fourth proportional to 66,170,385.81, 99,164,776.04 and 41,865,803.75 is: 62,741,255.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,170,385.81 : 99,164,776.04 = 41,865,803.75 : x
  2. Step 2: Convert to fraction form
    66,170,385.81/99,164,776.04 = 41,865,803.75/x
  3. Step 3: Cross multiply
    66,170,385.81x = 99,164,776.04 × 41,865,803.75
  4. Step 4: Simplify right side
    66,170,385.81x = 4,151,613,051,898,189
  5. Step 5: Solve for x
    x = 4,151,613,051,898,189/66,170,385.81
  6. Step 6: Final answer
    x = 62,741,255.04

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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.