Home / 272,236,848,769.21-375,719,794,838.82-154,943,011,041.30

Finding the Fourth Proportional to 272,236,848,769.21, 375,719,794,838.82 and 154,943,011,041.30

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Solution

The fourth proportional to 272,236,848,769.21, 375,719,794,838.82 and 154,943,011,041.30 is: 213,840,104,979.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,236,848,769.21 : 375,719,794,838.82 = 154,943,011,041.30 : x
  2. Step 2: Convert to fraction form
    272,236,848,769.21/375,719,794,838.82 = 154,943,011,041.30/x
  3. Step 3: Cross multiply
    272,236,848,769.21x = 375,719,794,838.82 × 154,943,011,041.30
  4. Step 4: Simplify right side
    272,236,848,769.21x = 58,215,156,320,146,254,987,264
  5. Step 5: Solve for x
    x = 58,215,156,320,146,254,987,264/272,236,848,769.21
  6. Step 6: Final answer
    x = 213,840,104,979.68

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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.