Home / 66,419,116.90-99,657,446.56-35,677,826

Finding the Fourth Proportional to 66,419,116.90, 99,657,446.56 and 35,677,826

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Solution

The fourth proportional to 66,419,116.90, 99,657,446.56 and 35,677,826 is: 53,532,193.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,419,116.90 : 99,657,446.56 = 35,677,826 : x
  2. Step 2: Convert to fraction form
    66,419,116.90/99,657,446.56 = 35,677,826/x
  3. Step 3: Cross multiply
    66,419,116.90x = 99,657,446.56 × 35,677,826
  4. Step 4: Simplify right side
    66,419,116.90x = 3,555,561,037,971,978.50
  5. Step 5: Solve for x
    x = 3,555,561,037,971,978.50/66,419,116.90
  6. Step 6: Final answer
    x = 53,532,193.80

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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.