Home / 116,949,436,351.60-161,391,169,768.33-64,807,037,976.88

Finding the Fourth Proportional to 116,949,436,351.60, 161,391,169,768.33 and 64,807,037,976.88

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Solution

The fourth proportional to 116,949,436,351.60, 161,391,169,768.33 and 64,807,037,976.88 is: 89,434,237,518.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,949,436,351.60 : 161,391,169,768.33 = 64,807,037,976.88 : x
  2. Step 2: Convert to fraction form
    116,949,436,351.60/161,391,169,768.33 = 64,807,037,976.88/x
  3. Step 3: Cross multiply
    116,949,436,351.60x = 161,391,169,768.33 × 64,807,037,976.88
  4. Step 4: Simplify right side
    116,949,436,351.60x = 10,459,283,668,309,249,097,728
  5. Step 5: Solve for x
    x = 10,459,283,668,309,249,097,728/116,949,436,351.60
  6. Step 6: Final answer
    x = 89,434,237,518.38

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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.