Home / 1,177,418,569.77-1,624,764,415.26-648,752,971.17

Finding the Fourth Proportional to 1,177,418,569.77, 1,624,764,415.26 and 648,752,971.17

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Solution

The fourth proportional to 1,177,418,569.77, 1,624,764,415.26 and 648,752,971.17 is: 895,238,761.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,418,569.77 : 1,624,764,415.26 = 648,752,971.17 : x
  2. Step 2: Convert to fraction form
    1,177,418,569.77/1,624,764,415.26 = 648,752,971.17/x
  3. Step 3: Cross multiply
    1,177,418,569.77x = 1,624,764,415.26 × 648,752,971.17
  4. Step 4: Simplify right side
    1,177,418,569.77x = 1,054,070,741,851,212,672
  5. Step 5: Solve for x
    x = 1,054,070,741,851,212,672/1,177,418,569.77
  6. Step 6: Final answer
    x = 895,238,761.23

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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.