Home / 13,904,539,195.84-19,188,627,756.32-7,561,278,021.76

Finding the Fourth Proportional to 13,904,539,195.84, 19,188,627,756.32 and 7,561,278,021.76

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Solution

The fourth proportional to 13,904,539,195.84, 19,188,627,756.32 and 7,561,278,021.76 is: 10,434,761,431.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,904,539,195.84 : 19,188,627,756.32 = 7,561,278,021.76 : x
  2. Step 2: Convert to fraction form
    13,904,539,195.84/19,188,627,756.32 = 7,561,278,021.76/x
  3. Step 3: Cross multiply
    13,904,539,195.84x = 19,188,627,756.32 × 7,561,278,021.76
  4. Step 4: Simplify right side
    13,904,539,195.84x = 145,090,549,321,596,321,792
  5. Step 5: Solve for x
    x = 145,090,549,321,596,321,792/13,904,539,195.84
  6. Step 6: Final answer
    x = 10,434,761,431.36

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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.