Home / 131,783,915,205.38-181,677,966,333.77-88,387,954,980.95

Finding the Fourth Proportional to 131,783,915,205.38, 181,677,966,333.77 and 88,387,954,980.95

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Solution

The fourth proportional to 131,783,915,205.38, 181,677,966,333.77 and 88,387,954,980.95 is: 121,852,077,958.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,783,915,205.38 : 181,677,966,333.77 = 88,387,954,980.95 : x
  2. Step 2: Convert to fraction form
    131,783,915,205.38/181,677,966,333.77 = 88,387,954,980.95/x
  3. Step 3: Cross multiply
    131,783,915,205.38x = 181,677,966,333.77 × 88,387,954,980.95
  4. Step 4: Simplify right side
    131,783,915,205.38x = 16,058,143,909,340,174,614,528
  5. Step 5: Solve for x
    x = 16,058,143,909,340,174,614,528/131,783,915,205.38
  6. Step 6: Final answer
    x = 121,852,077,958.94

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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.