Home / 55,259,072,865.12-76,257,748,755.36-29,884,543,661.28

Finding the Fourth Proportional to 55,259,072,865.12, 76,257,748,755.36 and 29,884,543,661.28

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Solution

The fourth proportional to 55,259,072,865.12, 76,257,748,755.36 and 29,884,543,661.28 is: 41,240,793,665.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,259,072,865.12 : 76,257,748,755.36 = 29,884,543,661.28 : x
  2. Step 2: Convert to fraction form
    55,259,072,865.12/76,257,748,755.36 = 29,884,543,661.28/x
  3. Step 3: Cross multiply
    55,259,072,865.12x = 76,257,748,755.36 × 29,884,543,661.28
  4. Step 4: Simplify right side
    55,259,072,865.12x = 2,278,928,022,190,476,492,800
  5. Step 5: Solve for x
    x = 2,278,928,022,190,476,492,800/55,259,072,865.12
  6. Step 6: Final answer
    x = 41,240,793,665.74

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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.