Home / 116,949,436,353.97-161,391,169,771.60-64,807,037,979.26

Finding the Fourth Proportional to 116,949,436,353.97, 161,391,169,771.60 and 64,807,037,979.26

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Solution

The fourth proportional to 116,949,436,353.97, 161,391,169,771.60 and 64,807,037,979.26 is: 89,434,237,521.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,949,436,353.97 : 161,391,169,771.60 = 64,807,037,979.26 : x
  2. Step 2: Convert to fraction form
    116,949,436,353.97/161,391,169,771.60 = 64,807,037,979.26/x
  3. Step 3: Cross multiply
    116,949,436,353.97x = 161,391,169,771.60 × 64,807,037,979.26
  4. Step 4: Simplify right side
    116,949,436,353.97x = 10,459,283,668,905,280,667,648
  5. Step 5: Solve for x
    x = 10,459,283,668,905,280,667,648/116,949,436,353.97
  6. Step 6: Final answer
    x = 89,434,237,521.66

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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.