Home / 1,077,311,947.10-1,616,036,192.78-455,411,274.48

Finding the Fourth Proportional to 1,077,311,947.10, 1,616,036,192.78 and 455,411,274.48

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Solution

The fourth proportional to 1,077,311,947.10, 1,616,036,192.78 and 455,411,274.48 is: 683,145,772.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,311,947.10 : 1,616,036,192.78 = 455,411,274.48 : x
  2. Step 2: Convert to fraction form
    1,077,311,947.10/1,616,036,192.78 = 455,411,274.48/x
  3. Step 3: Cross multiply
    1,077,311,947.10x = 1,616,036,192.78 × 455,411,274.48
  4. Step 4: Simplify right side
    1,077,311,947.10x = 735,961,102,157,469,824
  5. Step 5: Solve for x
    x = 735,961,102,157,469,824/1,077,311,947.10
  6. Step 6: Final answer
    x = 683,145,772.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.