Home / 190,101,168,077.40-285,151,752,116.10-159,417,465,348.60

Finding the Fourth Proportional to 190,101,168,077.40, 285,151,752,116.10 and 159,417,465,348.60

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Solution

The fourth proportional to 190,101,168,077.40, 285,151,752,116.10 and 159,417,465,348.60 is: 239,126,198,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,101,168,077.40 : 285,151,752,116.10 = 159,417,465,348.60 : x
  2. Step 2: Convert to fraction form
    190,101,168,077.40/285,151,752,116.10 = 159,417,465,348.60/x
  3. Step 3: Cross multiply
    190,101,168,077.40x = 285,151,752,116.10 × 159,417,465,348.60
  4. Step 4: Simplify right side
    190,101,168,077.40x = 45,458,169,562,060,944,310,272
  5. Step 5: Solve for x
    x = 45,458,169,562,060,944,310,272/190,101,168,077.40
  6. Step 6: Final answer
    x = 239,126,198,022.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.