Home / 201,958,237.32-303,484,367.61-109,910,031.72

Finding the Fourth Proportional to 201,958,237.32, 303,484,367.61 and 109,910,031.72

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Solution

The fourth proportional to 201,958,237.32, 303,484,367.61 and 109,910,031.72 is: 165,162,743.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,958,237.32 : 303,484,367.61 = 109,910,031.72 : x
  2. Step 2: Convert to fraction form
    201,958,237.32/303,484,367.61 = 109,910,031.72/x
  3. Step 3: Cross multiply
    201,958,237.32x = 303,484,367.61 × 109,910,031.72
  4. Step 4: Simplify right side
    201,958,237.32x = 33,355,976,470,539,240
  5. Step 5: Solve for x
    x = 33,355,976,470,539,240/201,958,237.32
  6. Step 6: Final answer
    x = 165,162,743.12

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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.