Home / 66,434,611.80-99,651,917.70-35,823,610.20

Finding the Fourth Proportional to 66,434,611.80, 99,651,917.70 and 35,823,610.20

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Solution

The fourth proportional to 66,434,611.80, 99,651,917.70 and 35,823,610.20 is: 53,735,415.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,434,611.80 : 99,651,917.70 = 35,823,610.20 : x
  2. Step 2: Convert to fraction form
    66,434,611.80/99,651,917.70 = 35,823,610.20/x
  3. Step 3: Cross multiply
    66,434,611.80x = 99,651,917.70 × 35,823,610.20
  4. Step 4: Simplify right side
    66,434,611.80x = 3,569,891,455,367,281
  5. Step 5: Solve for x
    x = 3,569,891,455,367,281/66,434,611.80
  6. Step 6: Final answer
    x = 53,735,415.30

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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.