Home / 169,726,752,601.20-254,590,128,901.80-70,320,359,257.20

Finding the Fourth Proportional to 169,726,752,601.20, 254,590,128,901.80 and 70,320,359,257.20

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Solution

The fourth proportional to 169,726,752,601.20, 254,590,128,901.80 and 70,320,359,257.20 is: 105,480,538,885.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,726,752,601.20 : 254,590,128,901.80 = 70,320,359,257.20 : x
  2. Step 2: Convert to fraction form
    169,726,752,601.20/254,590,128,901.80 = 70,320,359,257.20/x
  3. Step 3: Cross multiply
    169,726,752,601.20x = 254,590,128,901.80 × 70,320,359,257.20
  4. Step 4: Simplify right side
    169,726,752,601.20x = 17,902,869,327,711,431,557,120
  5. Step 5: Solve for x
    x = 17,902,869,327,711,431,557,120/169,726,752,601.20
  6. Step 6: Final answer
    x = 105,480,538,885.80

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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.