Home / 3,086,852,155-4,259,894,717.10-1,677,179,659.48

Finding the Fourth Proportional to 3,086,852,155, 4,259,894,717.10 and 1,677,179,659.48

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Solution

The fourth proportional to 3,086,852,155, 4,259,894,717.10 and 1,677,179,659.48 is: 2,314,528,980.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,852,155 : 4,259,894,717.10 = 1,677,179,659.48 : x
  2. Step 2: Convert to fraction form
    3,086,852,155/4,259,894,717.10 = 1,677,179,659.48/x
  3. Step 3: Cross multiply
    3,086,852,155x = 4,259,894,717.10 × 1,677,179,659.48
  4. Step 4: Simplify right side
    3,086,852,155x = 7,144,608,771,046,428,672
  5. Step 5: Solve for x
    x = 7,144,608,771,046,428,672/3,086,852,155
  6. Step 6: Final answer
    x = 2,314,528,980.43

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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.