Home / 127,565,181,669.21-176,040,021,333.67-68,904,003,379.93

Finding the Fourth Proportional to 127,565,181,669.21, 176,040,021,333.67 and 68,904,003,379.93

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Solution

The fourth proportional to 127,565,181,669.21, 176,040,021,333.67 and 68,904,003,379.93 is: 95,087,562,815.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,565,181,669.21 : 176,040,021,333.67 = 68,904,003,379.93 : x
  2. Step 2: Convert to fraction form
    127,565,181,669.21/176,040,021,333.67 = 68,904,003,379.93/x
  3. Step 3: Cross multiply
    127,565,181,669.21x = 176,040,021,333.67 × 68,904,003,379.93
  4. Step 4: Simplify right side
    127,565,181,669.21x = 12,129,862,224,978,145,968,128
  5. Step 5: Solve for x
    x = 12,129,862,224,978,145,968,128/127,565,181,669.21
  6. Step 6: Final answer
    x = 95,087,562,815.00

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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.