Home / 55,261,884,059.31-76,261,400,122.19-29,887,355,388.05

Finding the Fourth Proportional to 55,261,884,059.31, 76,261,400,122.19 and 29,887,355,388.05

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Solution

The fourth proportional to 55,261,884,059.31, 76,261,400,122.19 and 29,887,355,388.05 is: 41,244,550,500.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,261,884,059.31 : 76,261,400,122.19 = 29,887,355,388.05 : x
  2. Step 2: Convert to fraction form
    55,261,884,059.31/76,261,400,122.19 = 29,887,355,388.05/x
  3. Step 3: Cross multiply
    55,261,884,059.31x = 76,261,400,122.19 × 29,887,355,388.05
  4. Step 4: Simplify right side
    55,261,884,059.31x = 2,279,251,567,842,185,445,376
  5. Step 5: Solve for x
    x = 2,279,251,567,842,185,445,376/55,261,884,059.31
  6. Step 6: Final answer
    x = 41,244,550,500.59

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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.