Home / 1,872,900,982.95-2,584,274,822.49-1,068,761,330.48

Finding the Fourth Proportional to 1,872,900,982.95, 2,584,274,822.49 and 1,068,761,330.48

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Solution

The fourth proportional to 1,872,900,982.95, 2,584,274,822.49 and 1,068,761,330.48 is: 1,474,703,159.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,900,982.95 : 2,584,274,822.49 = 1,068,761,330.48 : x
  2. Step 2: Convert to fraction form
    1,872,900,982.95/2,584,274,822.49 = 1,068,761,330.48/x
  3. Step 3: Cross multiply
    1,872,900,982.95x = 2,584,274,822.49 × 1,068,761,330.48
  4. Step 4: Simplify right side
    1,872,900,982.95x = 2,761,972,997,597,456,896
  5. Step 5: Solve for x
    x = 2,761,972,997,597,456,896/1,872,900,982.95
  6. Step 6: Final answer
    x = 1,474,703,159.83

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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.