Home / 12,930,134,148,219-19,395,251,541,356-3,128,191,381,825.80

Finding the Fourth Proportional to 12,930,134,148,219, 19,395,251,541,356 and 3,128,191,381,825.80

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Solution

The fourth proportional to 12,930,134,148,219, 19,395,251,541,356 and 3,128,191,381,825.80 is: 4,692,299,246,436.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,930,134,148,219 : 19,395,251,541,356 = 3,128,191,381,825.80 : x
  2. Step 2: Convert to fraction form
    12,930,134,148,219/19,395,251,541,356 = 3,128,191,381,825.80/x
  3. Step 3: Cross multiply
    12,930,134,148,219x = 19,395,251,541,356 × 3,128,191,381,825.80
  4. Step 4: Simplify right side
    12,930,134,148,219x = 60,672,058,720,013,402,530,381,824
  5. Step 5: Solve for x
    x = 60,672,058,720,013,402,530,381,824/12,930,134,148,219
  6. Step 6: Final answer
    x = 4,692,299,246,436.70

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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.