Home / 208,180,893,857.55-287,183,902,229.55-135,965,230,432.37

Finding the Fourth Proportional to 208,180,893,857.55, 287,183,902,229.55 and 135,965,230,432.37

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Solution

The fourth proportional to 208,180,893,857.55, 287,183,902,229.55 and 135,965,230,432.37 is: 187,562,963,726.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,180,893,857.55 : 287,183,902,229.55 = 135,965,230,432.37 : x
  2. Step 2: Convert to fraction form
    208,180,893,857.55/287,183,902,229.55 = 135,965,230,432.37/x
  3. Step 3: Cross multiply
    208,180,893,857.55x = 287,183,902,229.55 × 135,965,230,432.37
  4. Step 4: Simplify right side
    208,180,893,857.55x = 39,047,025,443,107,982,278,656
  5. Step 5: Solve for x
    x = 39,047,025,443,107,982,278,656/208,180,893,857.55
  6. Step 6: Final answer
    x = 187,562,963,726.28

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1.5x scale

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.