Home / 66,567,094.80-99,850,642.20-43,608,843.60

Finding the Fourth Proportional to 66,567,094.80, 99,850,642.20 and 43,608,843.60

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Solution

The fourth proportional to 66,567,094.80, 99,850,642.20 and 43,608,843.60 is: 65,413,265.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,567,094.80 : 99,850,642.20 = 43,608,843.60 : x
  2. Step 2: Convert to fraction form
    66,567,094.80/99,850,642.20 = 43,608,843.60/x
  3. Step 3: Cross multiply
    66,567,094.80x = 99,850,642.20 × 43,608,843.60
  4. Step 4: Simplify right side
    66,567,094.80x = 4,354,371,039,059,360
  5. Step 5: Solve for x
    x = 4,354,371,039,059,360/66,567,094.80
  6. Step 6: Final answer
    x = 65,413,265.40

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1.5x scale

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.