Home / 437,374,589.20-603,578,014.92-239,148,889.36

Finding the Fourth Proportional to 437,374,589.20, 603,578,014.92 and 239,148,889.36

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Solution

The fourth proportional to 437,374,589.20, 603,578,014.92 and 239,148,889.36 is: 330,026,058.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,374,589.20 : 603,578,014.92 = 239,148,889.36 : x
  2. Step 2: Convert to fraction form
    437,374,589.20/603,578,014.92 = 239,148,889.36/x
  3. Step 3: Cross multiply
    437,374,589.20x = 603,578,014.92 × 239,148,889.36
  4. Step 4: Simplify right side
    437,374,589.20x = 144,345,011,910,231,520
  5. Step 5: Solve for x
    x = 144,345,011,910,231,520/437,374,589.20
  6. Step 6: Final answer
    x = 330,026,058.84

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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.