Home / 116,949,436,352.97-161,391,169,770.22-64,807,037,978.26

Finding the Fourth Proportional to 116,949,436,352.97, 161,391,169,770.22 and 64,807,037,978.26

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Solution

The fourth proportional to 116,949,436,352.97, 161,391,169,770.22 and 64,807,037,978.26 is: 89,434,237,520.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,949,436,352.97 : 161,391,169,770.22 = 64,807,037,978.26 : x
  2. Step 2: Convert to fraction form
    116,949,436,352.97/161,391,169,770.22 = 64,807,037,978.26/x
  3. Step 3: Cross multiply
    116,949,436,352.97x = 161,391,169,770.22 × 64,807,037,978.26
  4. Step 4: Simplify right side
    116,949,436,352.97x = 10,459,283,668,654,454,996,992
  5. Step 5: Solve for x
    x = 10,459,283,668,654,454,996,992/116,949,436,352.97
  6. Step 6: Final answer
    x = 89,434,237,520.28

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1.5x scale

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.