Home / 91,482,228.10-137,194,242.63-30,057,228.97

Finding the Fourth Proportional to 91,482,228.10, 137,194,242.63 and 30,057,228.97

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Solution

The fourth proportional to 91,482,228.10, 137,194,242.63 and 30,057,228.97 is: 45,076,282.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,482,228.10 : 137,194,242.63 = 30,057,228.97 : x
  2. Step 2: Convert to fraction form
    91,482,228.10/137,194,242.63 = 30,057,228.97/x
  3. Step 3: Cross multiply
    91,482,228.10x = 137,194,242.63 × 30,057,228.97
  4. Step 4: Simplify right side
    91,482,228.10x = 4,123,678,764,095,644.50
  5. Step 5: Solve for x
    x = 4,123,678,764,095,644.50/91,482,228.10
  6. Step 6: Final answer
    x = 45,076,282.57

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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.