Home / 1,345,203,292.70-2,017,804,939.05-618,192,004.70

Finding the Fourth Proportional to 1,345,203,292.70, 2,017,804,939.05 and 618,192,004.70

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Solution

The fourth proportional to 1,345,203,292.70, 2,017,804,939.05 and 618,192,004.70 is: 927,288,007.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,203,292.70 : 2,017,804,939.05 = 618,192,004.70 : x
  2. Step 2: Convert to fraction form
    1,345,203,292.70/2,017,804,939.05 = 618,192,004.70/x
  3. Step 3: Cross multiply
    1,345,203,292.70x = 2,017,804,939.05 × 618,192,004.70
  4. Step 4: Simplify right side
    1,345,203,292.70x = 1,247,390,880,364,880,896
  5. Step 5: Solve for x
    x = 1,247,390,880,364,880,896/1,345,203,292.70
  6. Step 6: Final answer
    x = 927,288,007.05

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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.