Home / 221,435,296.30-332,152,944.45-164,039,668.30

Finding the Fourth Proportional to 221,435,296.30, 332,152,944.45 and 164,039,668.30

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Solution

The fourth proportional to 221,435,296.30, 332,152,944.45 and 164,039,668.30 is: 246,059,502.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,435,296.30 : 332,152,944.45 = 164,039,668.30 : x
  2. Step 2: Convert to fraction form
    221,435,296.30/332,152,944.45 = 164,039,668.30/x
  3. Step 3: Cross multiply
    221,435,296.30x = 332,152,944.45 × 164,039,668.30
  4. Step 4: Simplify right side
    221,435,296.30x = 54,486,258,832,446,328
  5. Step 5: Solve for x
    x = 54,486,258,832,446,328/221,435,296.30
  6. Step 6: Final answer
    x = 246,059,502.45

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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.