Home / 66,529,307.60-99,793,961.40-65,633,512.40

Finding the Fourth Proportional to 66,529,307.60, 99,793,961.40 and 65,633,512.40

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Solution

The fourth proportional to 66,529,307.60, 99,793,961.40 and 65,633,512.40 is: 98,450,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529,307.60 : 99,793,961.40 = 65,633,512.40 : x
  2. Step 2: Convert to fraction form
    66,529,307.60/99,793,961.40 = 65,633,512.40/x
  3. Step 3: Cross multiply
    66,529,307.60x = 99,793,961.40 × 65,633,512.40
  4. Step 4: Simplify right side
    66,529,307.60x = 6,549,828,202,992,022
  5. Step 5: Solve for x
    x = 6,549,828,202,992,022/66,529,307.60
  6. Step 6: Final answer
    x = 98,450,268.60

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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.