Home / 857,002,726,076.79-1,182,663,955,029-471,627,071,927.76

Finding the Fourth Proportional to 857,002,726,076.79, 1,182,663,955,029 and 471,627,071,927.76

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Solution

The fourth proportional to 857,002,726,076.79, 1,182,663,955,029 and 471,627,071,927.76 is: 650,845,465,496.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,002,726,076.79 : 1,182,663,955,029 = 471,627,071,927.76 : x
  2. Step 2: Convert to fraction form
    857,002,726,076.79/1,182,663,955,029 = 471,627,071,927.76/x
  3. Step 3: Cross multiply
    857,002,726,076.79x = 1,182,663,955,029 × 471,627,071,927.76
  4. Step 4: Simplify right side
    857,002,726,076.79x = 557,776,338,184,831,311,544,320
  5. Step 5: Solve for x
    x = 557,776,338,184,831,311,544,320/857,002,726,076.79
  6. Step 6: Final answer
    x = 650,845,465,496.05

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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.