Home / 127,565,181,684.72-176,040,021,355.08-68,904,003,395.46

Finding the Fourth Proportional to 127,565,181,684.72, 176,040,021,355.08 and 68,904,003,395.46

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Solution

The fourth proportional to 127,565,181,684.72, 176,040,021,355.08 and 68,904,003,395.46 is: 95,087,562,836.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,565,181,684.72 : 176,040,021,355.08 = 68,904,003,395.46 : x
  2. Step 2: Convert to fraction form
    127,565,181,684.72/176,040,021,355.08 = 68,904,003,395.46/x
  3. Step 3: Cross multiply
    127,565,181,684.72x = 176,040,021,355.08 × 68,904,003,395.46
  4. Step 4: Simplify right side
    127,565,181,684.72x = 12,129,862,229,187,283,124,224
  5. Step 5: Solve for x
    x = 12,129,862,229,187,283,124,224/127,565,181,684.72
  6. Step 6: Final answer
    x = 95,087,562,836.44

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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.