Home / 1,345,203,293.70-2,017,804,940.55-618,192,005.70

Finding the Fourth Proportional to 1,345,203,293.70, 2,017,804,940.55 and 618,192,005.70

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Solution

The fourth proportional to 1,345,203,293.70, 2,017,804,940.55 and 618,192,005.70 is: 927,288,008.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,203,293.70 : 2,017,804,940.55 = 618,192,005.70 : x
  2. Step 2: Convert to fraction form
    1,345,203,293.70/2,017,804,940.55 = 618,192,005.70/x
  3. Step 3: Cross multiply
    1,345,203,293.70x = 2,017,804,940.55 × 618,192,005.70
  4. Step 4: Simplify right side
    1,345,203,293.70x = 1,247,390,883,309,973,760
  5. Step 5: Solve for x
    x = 1,247,390,883,309,973,760/1,345,203,293.70
  6. Step 6: Final answer
    x = 927,288,008.55

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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.