Home / 61,690,544.88-85,137,866.60-34,191,106.80

Finding the Fourth Proportional to 61,690,544.88, 85,137,866.60 and 34,191,106.80

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Solution

The fourth proportional to 61,690,544.88, 85,137,866.60 and 34,191,106.80 is: 47,186,451.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,690,544.88 : 85,137,866.60 = 34,191,106.80 : x
  2. Step 2: Convert to fraction form
    61,690,544.88/85,137,866.60 = 34,191,106.80/x
  3. Step 3: Cross multiply
    61,690,544.88x = 85,137,866.60 × 34,191,106.80
  4. Step 4: Simplify right side
    61,690,544.88x = 2,910,957,889,644,752.50
  5. Step 5: Solve for x
    x = 2,910,957,889,644,752.50/61,690,544.88
  6. Step 6: Final answer
    x = 47,186,451.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.