Home / 53,918,992.20-80,878,488.30-33,511,657.80

Finding the Fourth Proportional to 53,918,992.20, 80,878,488.30 and 33,511,657.80

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Solution

The fourth proportional to 53,918,992.20, 80,878,488.30 and 33,511,657.80 is: 50,267,486.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,918,992.20 : 80,878,488.30 = 33,511,657.80 : x
  2. Step 2: Convert to fraction form
    53,918,992.20/80,878,488.30 = 33,511,657.80/x
  3. Step 3: Cross multiply
    53,918,992.20x = 80,878,488.30 × 33,511,657.80
  4. Step 4: Simplify right side
    53,918,992.20x = 2,710,372,223,290,903.50
  5. Step 5: Solve for x
    x = 2,710,372,223,290,903.50/53,918,992.20
  6. Step 6: Final answer
    x = 50,267,486.70

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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.