Home / 119,356,872,347.71-164,786,832,331.59-75,977,642,331.73

Finding the Fourth Proportional to 119,356,872,347.71, 164,786,832,331.59 and 75,977,642,331.73

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Solution

The fourth proportional to 119,356,872,347.71, 164,786,832,331.59 and 75,977,642,331.73 is: 104,896,473,588.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,356,872,347.71 : 164,786,832,331.59 = 75,977,642,331.73 : x
  2. Step 2: Convert to fraction form
    119,356,872,347.71/164,786,832,331.59 = 75,977,642,331.73/x
  3. Step 3: Cross multiply
    119,356,872,347.71x = 164,786,832,331.59 × 75,977,642,331.73
  4. Step 4: Simplify right side
    119,356,872,347.71x = 12,520,115,007,868,305,932,288
  5. Step 5: Solve for x
    x = 12,520,115,007,868,305,932,288/119,356,872,347.71
  6. Step 6: Final answer
    x = 104,896,473,588.84

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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.