Home / 66,456,054.55-99,684,081.83-39,134,300.95

Finding the Fourth Proportional to 66,456,054.55, 99,684,081.83 and 39,134,300.95

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Solution

The fourth proportional to 66,456,054.55, 99,684,081.83 and 39,134,300.95 is: 58,701,451.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,456,054.55 : 99,684,081.83 = 39,134,300.95 : x
  2. Step 2: Convert to fraction form
    66,456,054.55/99,684,081.83 = 39,134,300.95/x
  3. Step 3: Cross multiply
    66,456,054.55x = 99,684,081.83 × 39,134,300.95
  4. Step 4: Simplify right side
    66,456,054.55x = 3,901,066,858,259,647
  5. Step 5: Solve for x
    x = 3,901,066,858,259,647/66,456,054.55
  6. Step 6: Final answer
    x = 58,701,451.43

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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.