Home / 216,853,538,776.80-298,942,486,498.17-151,545,204,351.96

Finding the Fourth Proportional to 216,853,538,776.80, 298,942,486,498.17 and 151,545,204,351.96

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Solution

The fourth proportional to 216,853,538,776.80, 298,942,486,498.17 and 151,545,204,351.96 is: 208,911,971,007.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,853,538,776.80 : 298,942,486,498.17 = 151,545,204,351.96 : x
  2. Step 2: Convert to fraction form
    216,853,538,776.80/298,942,486,498.17 = 151,545,204,351.96/x
  3. Step 3: Cross multiply
    216,853,538,776.80x = 298,942,486,498.17 × 151,545,204,351.96
  4. Step 4: Simplify right side
    216,853,538,776.80x = 45,303,300,205,848,209,391,616
  5. Step 5: Solve for x
    x = 45,303,300,205,848,209,391,616/216,853,538,776.80
  6. Step 6: Final answer
    x = 208,911,971,007.66

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1.5x scale

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.