Home / 42,768,164.20-64,152,246.30-41,917,858.60

Finding the Fourth Proportional to 42,768,164.20, 64,152,246.30 and 41,917,858.60

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Solution

The fourth proportional to 42,768,164.20, 64,152,246.30 and 41,917,858.60 is: 62,876,787.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,768,164.20 : 64,152,246.30 = 41,917,858.60 : x
  2. Step 2: Convert to fraction form
    42,768,164.20/64,152,246.30 = 41,917,858.60/x
  3. Step 3: Cross multiply
    42,768,164.20x = 64,152,246.30 × 41,917,858.60
  4. Step 4: Simplify right side
    42,768,164.20x = 2,689,124,789,275,773
  5. Step 5: Solve for x
    x = 2,689,124,789,275,773/42,768,164.20
  6. Step 6: Final answer
    x = 62,876,787.90

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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.