Home / 1,255,416,133,801.50-1,883,423,494,634-406,472,919,415.34

Finding the Fourth Proportional to 1,255,416,133,801.50, 1,883,423,494,634 and 406,472,919,415.34

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Solution

The fourth proportional to 1,255,416,133,801.50, 1,883,423,494,634 and 406,472,919,415.34 is: 609,806,283,149.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,416,133,801.50 : 1,883,423,494,634 = 406,472,919,415.34 : x
  2. Step 2: Convert to fraction form
    1,255,416,133,801.50/1,883,423,494,634 = 406,472,919,415.34/x
  3. Step 3: Cross multiply
    1,255,416,133,801.50x = 1,883,423,494,634 × 406,472,919,415.34
  4. Step 4: Simplify right side
    1,255,416,133,801.50x = 765,560,646,359,324,014,149,632
  5. Step 5: Solve for x
    x = 765,560,646,359,324,014,149,632/1,255,416,133,801.50
  6. Step 6: Final answer
    x = 609,806,283,149.43

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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.