Home / 144,580,121,999.20-216,870,182,998.80-51,489,084,815.20

Finding the Fourth Proportional to 144,580,121,999.20, 216,870,182,998.80 and 51,489,084,815.20

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Solution

The fourth proportional to 144,580,121,999.20, 216,870,182,998.80 and 51,489,084,815.20 is: 77,233,627,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,580,121,999.20 : 216,870,182,998.80 = 51,489,084,815.20 : x
  2. Step 2: Convert to fraction form
    144,580,121,999.20/216,870,182,998.80 = 51,489,084,815.20/x
  3. Step 3: Cross multiply
    144,580,121,999.20x = 216,870,182,998.80 × 51,489,084,815.20
  4. Step 4: Simplify right side
    144,580,121,999.20x = 11,166,447,246,313,156,247,552
  5. Step 5: Solve for x
    x = 11,166,447,246,313,156,247,552/144,580,121,999.20
  6. Step 6: Final answer
    x = 77,233,627,222.80

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1.5x scale

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.