Home / 69,515,619.60-104,292,091.80-61,994,672.40

Finding the Fourth Proportional to 69,515,619.60, 104,292,091.80 and 61,994,672.40

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Solution

The fourth proportional to 69,515,619.60, 104,292,091.80 and 61,994,672.40 is: 93,008,651.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,515,619.60 : 104,292,091.80 = 61,994,672.40 : x
  2. Step 2: Convert to fraction form
    69,515,619.60/104,292,091.80 = 61,994,672.40/x
  3. Step 3: Cross multiply
    69,515,619.60x = 104,292,091.80 × 61,994,672.40
  4. Step 4: Simplify right side
    69,515,619.60x = 6,465,554,065,051,726
  5. Step 5: Solve for x
    x = 6,465,554,065,051,726/69,515,619.60
  6. Step 6: Final answer
    x = 93,008,651.90

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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.