Home / 114,886,468.90-172,413,684.15-80,874,244.90

Finding the Fourth Proportional to 114,886,468.90, 172,413,684.15 and 80,874,244.90

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Solution

The fourth proportional to 114,886,468.90, 172,413,684.15 and 80,874,244.90 is: 121,370,485.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,886,468.90 : 172,413,684.15 = 80,874,244.90 : x
  2. Step 2: Convert to fraction form
    114,886,468.90/172,413,684.15 = 80,874,244.90/x
  3. Step 3: Cross multiply
    114,886,468.90x = 172,413,684.15 × 80,874,244.90
  4. Step 4: Simplify right side
    114,886,468.90x = 13,943,826,516,058,350
  5. Step 5: Solve for x
    x = 13,943,826,516,058,350/114,886,468.90
  6. Step 6: Final answer
    x = 121,370,485.57

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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.