Home / 252,740,843,091-348,786,857,410.38-137,001,393,405.72

Finding the Fourth Proportional to 252,740,843,091, 348,786,857,410.38 and 137,001,393,405.72

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Solution

The fourth proportional to 252,740,843,091, 348,786,857,410.38 and 137,001,393,405.72 is: 189,064,358,899.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,740,843,091 : 348,786,857,410.38 = 137,001,393,405.72 : x
  2. Step 2: Convert to fraction form
    252,740,843,091/348,786,857,410.38 = 137,001,393,405.72/x
  3. Step 3: Cross multiply
    252,740,843,091x = 348,786,857,410.38 × 137,001,393,405.72
  4. Step 4: Simplify right side
    252,740,843,091x = 47,784,285,466,824,238,170,112
  5. Step 5: Solve for x
    x = 47,784,285,466,824,238,170,112/252,740,843,091
  6. Step 6: Final answer
    x = 189,064,358,899.92

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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.