Home / 159,153,998,106.07-219,651,777,146.92-90,582,084,167.01

Finding the Fourth Proportional to 159,153,998,106.07, 219,651,777,146.92 and 90,582,084,167.01

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Solution

The fourth proportional to 159,153,998,106.07, 219,651,777,146.92 and 90,582,084,167.01 is: 125,014,237,793.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,153,998,106.07 : 219,651,777,146.92 = 90,582,084,167.01 : x
  2. Step 2: Convert to fraction form
    159,153,998,106.07/219,651,777,146.92 = 90,582,084,167.01/x
  3. Step 3: Cross multiply
    159,153,998,106.07x = 219,651,777,146.92 × 90,582,084,167.01
  4. Step 4: Simplify right side
    159,153,998,106.07x = 19,896,515,764,955,629,223,936
  5. Step 5: Solve for x
    x = 19,896,515,764,955,629,223,936/159,153,998,106.07
  6. Step 6: Final answer
    x = 125,014,237,793.11

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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.