Home / 66,441,029.80-99,661,544.70-63,571,248.40

Finding the Fourth Proportional to 66,441,029.80, 99,661,544.70 and 63,571,248.40

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Solution

The fourth proportional to 66,441,029.80, 99,661,544.70 and 63,571,248.40 is: 95,356,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,441,029.80 : 99,661,544.70 = 63,571,248.40 : x
  2. Step 2: Convert to fraction form
    66,441,029.80/99,661,544.70 = 63,571,248.40/x
  3. Step 3: Cross multiply
    66,441,029.80x = 99,661,544.70 × 63,571,248.40
  4. Step 4: Simplify right side
    66,441,029.80x = 6,335,608,814,051,404
  5. Step 5: Solve for x
    x = 6,335,608,814,051,404/66,441,029.80
  6. Step 6: Final answer
    x = 95,356,872.60

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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.