Home / 35,848,155,778.51-49,476,932,248.12-21,381,179,122.03

Finding the Fourth Proportional to 35,848,155,778.51, 49,476,932,248.12 and 21,381,179,122.03

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Solution

The fourth proportional to 35,848,155,778.51, 49,476,932,248.12 and 21,381,179,122.03 is: 29,509,890,476.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,848,155,778.51 : 49,476,932,248.12 = 21,381,179,122.03 : x
  2. Step 2: Convert to fraction form
    35,848,155,778.51/49,476,932,248.12 = 21,381,179,122.03/x
  3. Step 3: Cross multiply
    35,848,155,778.51x = 49,476,932,248.12 × 21,381,179,122.03
  4. Step 4: Simplify right side
    35,848,155,778.51x = 1,057,875,150,805,708,570,624
  5. Step 5: Solve for x
    x = 1,057,875,150,805,708,570,624/35,848,155,778.51
  6. Step 6: Final answer
    x = 29,509,890,476.42

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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.