Home / 55,253,201.80-82,720,370.40-48,875,909.80

Finding the Fourth Proportional to 55,253,201.80, 82,720,370.40 and 48,875,909.80

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Solution

The fourth proportional to 55,253,201.80, 82,720,370.40 and 48,875,909.80 is: 73,172,833.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,253,201.80 : 82,720,370.40 = 48,875,909.80 : x
  2. Step 2: Convert to fraction form
    55,253,201.80/82,720,370.40 = 48,875,909.80/x
  3. Step 3: Cross multiply
    55,253,201.80x = 82,720,370.40 × 48,875,909.80
  4. Step 4: Simplify right side
    55,253,201.80x = 4,043,033,362,292,990
  5. Step 5: Solve for x
    x = 4,043,033,362,292,990/55,253,201.80
  6. Step 6: Final answer
    x = 73,172,833.98

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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.