Home / 53,918,485.60-80,877,728.40-33,511,151.20

Finding the Fourth Proportional to 53,918,485.60, 80,877,728.40 and 33,511,151.20

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Solution

The fourth proportional to 53,918,485.60, 80,877,728.40 and 33,511,151.20 is: 50,266,726.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,918,485.60 : 80,877,728.40 = 33,511,151.20 : x
  2. Step 2: Convert to fraction form
    53,918,485.60/80,877,728.40 = 33,511,151.20/x
  3. Step 3: Cross multiply
    53,918,485.60x = 80,877,728.40 × 33,511,151.20
  4. Step 4: Simplify right side
    53,918,485.60x = 2,710,305,785,124,934
  5. Step 5: Solve for x
    x = 2,710,305,785,124,934/53,918,485.60
  6. Step 6: Final answer
    x = 50,266,726.80

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1.5x scale

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.