Home / 12,908,481,957,767-19,366,119,077,786-4,638,941,452,687.60

Finding the Fourth Proportional to 12,908,481,957,767, 19,366,119,077,786 and 4,638,941,452,687.60

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Solution

The fourth proportional to 12,908,481,957,767, 19,366,119,077,786 and 4,638,941,452,687.60 is: 6,959,632,655,609.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,908,481,957,767 : 19,366,119,077,786 = 4,638,941,452,687.60 : x
  2. Step 2: Convert to fraction form
    12,908,481,957,767/19,366,119,077,786 = 4,638,941,452,687.60/x
  3. Step 3: Cross multiply
    12,908,481,957,767x = 19,366,119,077,786 × 4,638,941,452,687.60
  4. Step 4: Simplify right side
    12,908,481,957,767x = 89,838,292,567,625,615,229,845,504
  5. Step 5: Solve for x
    x = 89,838,292,567,625,615,229,845,504/12,908,481,957,767
  6. Step 6: Final answer
    x = 6,959,632,655,609.84

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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.