Home / 69,322,280.80-103,818,375.96-40,114,548.13

Finding the Fourth Proportional to 69,322,280.80, 103,818,375.96 and 40,114,548.13

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Solution

The fourth proportional to 69,322,280.80, 103,818,375.96 and 40,114,548.13 is: 60,076,315.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,322,280.80 : 103,818,375.96 = 40,114,548.13 : x
  2. Step 2: Convert to fraction form
    69,322,280.80/103,818,375.96 = 40,114,548.13/x
  3. Step 3: Cross multiply
    69,322,280.80x = 103,818,375.96 × 40,114,548.13
  4. Step 4: Simplify right side
    69,322,280.80x = 4,164,627,239,225,855
  5. Step 5: Solve for x
    x = 4,164,627,239,225,855/69,322,280.80
  6. Step 6: Final answer
    x = 60,076,315.89

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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.