Home / 66,439,617.77-99,710,293.53-30,073,546.62

Finding the Fourth Proportional to 66,439,617.77, 99,710,293.53 and 30,073,546.62

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Solution

The fourth proportional to 66,439,617.77, 99,710,293.53 and 30,073,546.62 is: 45,133,344.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,439,617.77 : 99,710,293.53 = 30,073,546.62 : x
  2. Step 2: Convert to fraction form
    66,439,617.77/99,710,293.53 = 30,073,546.62/x
  3. Step 3: Cross multiply
    66,439,617.77x = 99,710,293.53 × 30,073,546.62
  4. Step 4: Simplify right side
    66,439,617.77x = 2,998,642,160,968,339.50
  5. Step 5: Solve for x
    x = 2,998,642,160,968,339.50/66,439,617.77
  6. Step 6: Final answer
    x = 45,133,344.56

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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.