Home / 272,973,836.25-409,460,754.38-91,221,014.25

Finding the Fourth Proportional to 272,973,836.25, 409,460,754.38 and 91,221,014.25

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Solution

The fourth proportional to 272,973,836.25, 409,460,754.38 and 91,221,014.25 is: 136,831,521.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,973,836.25 : 409,460,754.38 = 91,221,014.25 : x
  2. Step 2: Convert to fraction form
    272,973,836.25/409,460,754.38 = 91,221,014.25/x
  3. Step 3: Cross multiply
    272,973,836.25x = 409,460,754.38 × 91,221,014.25
  4. Step 4: Simplify right side
    272,973,836.25x = 37,351,425,309,657,624
  5. Step 5: Solve for x
    x = 37,351,425,309,657,624/272,973,836.25
  6. Step 6: Final answer
    x = 136,831,521.38

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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.