Home / 7,200,283,310,687-9,936,398,322,574-3,908,031,819,040

Finding the Fourth Proportional to 7,200,283,310,687, 9,936,398,322,574 and 3,908,031,819,040

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Solution

The fourth proportional to 7,200,283,310,687, 9,936,398,322,574 and 3,908,031,819,040 is: 5,393,087,901,643.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200,283,310,687 : 9,936,398,322,574 = 3,908,031,819,040 : x
  2. Step 2: Convert to fraction form
    7,200,283,310,687/9,936,398,322,574 = 3,908,031,819,040/x
  3. Step 3: Cross multiply
    7,200,283,310,687x = 9,936,398,322,574 × 3,908,031,819,040
  4. Step 4: Simplify right side
    7,200,283,310,687x = 38,831,760,811,274,875,741,143,040
  5. Step 5: Solve for x
    x = 38,831,760,811,274,875,741,143,040/7,200,283,310,687
  6. Step 6: Final answer
    x = 5,393,087,901,643.95

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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.