Home / 221,670,768,921.49-332,327,217,110.13-203,778,095,444.23

Finding the Fourth Proportional to 221,670,768,921.49, 332,327,217,110.13 and 203,778,095,444.23

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Solution

The fourth proportional to 221,670,768,921.49, 332,327,217,110.13 and 203,778,095,444.23 is: 305,502,650,153.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,670,768,921.49 : 332,327,217,110.13 = 203,778,095,444.23 : x
  2. Step 2: Convert to fraction form
    221,670,768,921.49/332,327,217,110.13 = 203,778,095,444.23/x
  3. Step 3: Cross multiply
    221,670,768,921.49x = 332,327,217,110.13 × 203,778,095,444.23
  4. Step 4: Simplify right side
    221,670,768,921.49x = 67,721,007,366,983,422,836,736
  5. Step 5: Solve for x
    x = 67,721,007,366,983,422,836,736/221,670,768,921.49
  6. Step 6: Final answer
    x = 305,502,650,153.07

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1.5x scale

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.