Home / 53,526,663.20-80,289,994.80-17,620,205.60

Finding the Fourth Proportional to 53,526,663.20, 80,289,994.80 and 17,620,205.60

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Solution

The fourth proportional to 53,526,663.20, 80,289,994.80 and 17,620,205.60 is: 26,430,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,526,663.20 : 80,289,994.80 = 17,620,205.60 : x
  2. Step 2: Convert to fraction form
    53,526,663.20/80,289,994.80 = 17,620,205.60/x
  3. Step 3: Cross multiply
    53,526,663.20x = 80,289,994.80 × 17,620,205.60
  4. Step 4: Simplify right side
    53,526,663.20x = 1,414,726,215,998,931
  5. Step 5: Solve for x
    x = 1,414,726,215,998,931/53,526,663.20
  6. Step 6: Final answer
    x = 26,430,308.40

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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.