Home / 35,848,155,781.89-49,476,932,252.78-21,381,179,125.41

Finding the Fourth Proportional to 35,848,155,781.89, 49,476,932,252.78 and 21,381,179,125.41

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Solution

The fourth proportional to 35,848,155,781.89, 49,476,932,252.78 and 21,381,179,125.41 is: 29,509,890,481.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,848,155,781.89 : 49,476,932,252.78 = 21,381,179,125.41 : x
  2. Step 2: Convert to fraction form
    35,848,155,781.89/49,476,932,252.78 = 21,381,179,125.41/x
  3. Step 3: Cross multiply
    35,848,155,781.89x = 49,476,932,252.78 × 21,381,179,125.41
  4. Step 4: Simplify right side
    35,848,155,781.89x = 1,057,875,151,072,357,646,336
  5. Step 5: Solve for x
    x = 1,057,875,151,072,357,646,336/35,848,155,781.89
  6. Step 6: Final answer
    x = 29,509,890,481.08

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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.