Home / 275,375,286,135.48-380,018,681,943.66-159,654,534,840.12

Finding the Fourth Proportional to 275,375,286,135.48, 380,018,681,943.66 and 159,654,534,840.12

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Solution

The fourth proportional to 275,375,286,135.48, 380,018,681,943.66 and 159,654,534,840.12 is: 220,323,714,403.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,375,286,135.48 : 380,018,681,943.66 = 159,654,534,840.12 : x
  2. Step 2: Convert to fraction form
    275,375,286,135.48/380,018,681,943.66 = 159,654,534,840.12/x
  3. Step 3: Cross multiply
    275,375,286,135.48x = 380,018,681,943.66 × 159,654,534,840.12
  4. Step 4: Simplify right side
    275,375,286,135.48x = 60,671,705,896,270,541,357,056
  5. Step 5: Solve for x
    x = 60,671,705,896,270,541,357,056/275,375,286,135.48
  6. Step 6: Final answer
    x = 220,323,714,403.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.