Home / 437,374,590.20-603,578,016.30-239,148,890.36

Finding the Fourth Proportional to 437,374,590.20, 603,578,016.30 and 239,148,890.36

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Solution

The fourth proportional to 437,374,590.20, 603,578,016.30 and 239,148,890.36 is: 330,026,060.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,374,590.20 : 603,578,016.30 = 239,148,890.36 : x
  2. Step 2: Convert to fraction form
    437,374,590.20/603,578,016.30 = 239,148,890.36/x
  3. Step 3: Cross multiply
    437,374,590.20x = 603,578,016.30 × 239,148,890.36
  4. Step 4: Simplify right side
    437,374,590.20x = 144,345,012,843,834,976
  5. Step 5: Solve for x
    x = 144,345,012,843,834,976/437,374,590.20
  6. Step 6: Final answer
    x = 330,026,060.22

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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.