Home / 505,550,385,300.52-758,248,957,264.73-137,591,750,508.20

Finding the Fourth Proportional to 505,550,385,300.52, 758,248,957,264.73 and 137,591,750,508.20

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Solution

The fourth proportional to 505,550,385,300.52, 758,248,957,264.73 and 137,591,750,508.20 is: 206,366,772,500.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,550,385,300.52 : 758,248,957,264.73 = 137,591,750,508.20 : x
  2. Step 2: Convert to fraction form
    505,550,385,300.52/758,248,957,264.73 = 137,591,750,508.20/x
  3. Step 3: Cross multiply
    505,550,385,300.52x = 758,248,957,264.73 × 137,591,750,508.20
  4. Step 4: Simplify right side
    505,550,385,300.52x = 104,328,801,351,071,545,950,208
  5. Step 5: Solve for x
    x = 104,328,801,351,071,545,950,208/505,550,385,300.52
  6. Step 6: Final answer
    x = 206,366,772,500.93

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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.