Home / 8,591,209,897.71-11,856,901,770.98-5,204,019,802.63

Finding the Fourth Proportional to 8,591,209,897.71, 11,856,901,770.98 and 5,204,019,802.63

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Solution

The fourth proportional to 8,591,209,897.71, 11,856,901,770.98 and 5,204,019,802.63 is: 7,182,172,516.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,591,209,897.71 : 11,856,901,770.98 = 5,204,019,802.63 : x
  2. Step 2: Convert to fraction form
    8,591,209,897.71/11,856,901,770.98 = 5,204,019,802.63/x
  3. Step 3: Cross multiply
    8,591,209,897.71x = 11,856,901,770.98 × 5,204,019,802.63
  4. Step 4: Simplify right side
    8,591,209,897.71x = 61,703,551,614,018,633,728
  5. Step 5: Solve for x
    x = 61,703,551,614,018,633,728/8,591,209,897.71
  6. Step 6: Final answer
    x = 7,182,172,516.87

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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.