Home / 145,570,057.41-218,282,069.46-48,491,635.17

Finding the Fourth Proportional to 145,570,057.41, 218,282,069.46 and 48,491,635.17

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Solution

The fourth proportional to 145,570,057.41, 218,282,069.46 and 48,491,635.17 is: 72,713,129.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,570,057.41 : 218,282,069.46 = 48,491,635.17 : x
  2. Step 2: Convert to fraction form
    145,570,057.41/218,282,069.46 = 48,491,635.17/x
  3. Step 3: Cross multiply
    145,570,057.41x = 218,282,069.46 × 48,491,635.17
  4. Step 4: Simplify right side
    145,570,057.41x = 10,584,854,476,406,920
  5. Step 5: Solve for x
    x = 10,584,854,476,406,920/145,570,057.41
  6. Step 6: Final answer
    x = 72,713,129.78

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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.