Home / 272,973,848.52-409,460,772.80-91,221,026.52

Finding the Fourth Proportional to 272,973,848.52, 409,460,772.80 and 91,221,026.52

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Solution

The fourth proportional to 272,973,848.52, 409,460,772.80 and 91,221,026.52 is: 136,831,539.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,973,848.52 : 409,460,772.80 = 91,221,026.52 : x
  2. Step 2: Convert to fraction form
    272,973,848.52/409,460,772.80 = 91,221,026.52/x
  3. Step 3: Cross multiply
    272,973,848.52x = 409,460,772.80 × 91,221,026.52
  4. Step 4: Simplify right side
    272,973,848.52x = 37,351,432,014,488,496
  5. Step 5: Solve for x
    x = 37,351,432,014,488,496/272,973,848.52
  6. Step 6: Final answer
    x = 136,831,539.79

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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.