Home / 131,783,915,206.89-181,677,966,335.83-88,387,954,982.45

Finding the Fourth Proportional to 131,783,915,206.89, 181,677,966,335.83 and 88,387,954,982.45

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Solution

The fourth proportional to 131,783,915,206.89, 181,677,966,335.83 and 88,387,954,982.45 is: 121,852,077,960.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,783,915,206.89 : 181,677,966,335.83 = 88,387,954,982.45 : x
  2. Step 2: Convert to fraction form
    131,783,915,206.89/181,677,966,335.83 = 88,387,954,982.45/x
  3. Step 3: Cross multiply
    131,783,915,206.89x = 181,677,966,335.83 × 88,387,954,982.45
  4. Step 4: Simplify right side
    131,783,915,206.89x = 16,058,143,909,793,501,282,304
  5. Step 5: Solve for x
    x = 16,058,143,909,793,501,282,304/131,783,915,206.89
  6. Step 6: Final answer
    x = 121,852,077,960.98

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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.