Home / 216,853,538,775.30-298,942,486,496.10-151,545,204,350.46

Finding the Fourth Proportional to 216,853,538,775.30, 298,942,486,496.10 and 151,545,204,350.46

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Solution

The fourth proportional to 216,853,538,775.30, 298,942,486,496.10 and 151,545,204,350.46 is: 208,911,971,005.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,853,538,775.30 : 298,942,486,496.10 = 151,545,204,350.46 : x
  2. Step 2: Convert to fraction form
    216,853,538,775.30/298,942,486,496.10 = 151,545,204,350.46/x
  3. Step 3: Cross multiply
    216,853,538,775.30x = 298,942,486,496.10 × 151,545,204,350.46
  4. Step 4: Simplify right side
    216,853,538,775.30x = 45,303,300,205,086,095,966,208
  5. Step 5: Solve for x
    x = 45,303,300,205,086,095,966,208/216,853,538,775.30
  6. Step 6: Final answer
    x = 208,911,971,005.60

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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.