Home / 606,471,026.76-909,807,035.22-212,895,762.48

Finding the Fourth Proportional to 606,471,026.76, 909,807,035.22 and 212,895,762.48

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Solution

The fourth proportional to 606,471,026.76, 909,807,035.22 and 212,895,762.48 is: 319,378,921.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,471,026.76 : 909,807,035.22 = 212,895,762.48 : x
  2. Step 2: Convert to fraction form
    606,471,026.76/909,807,035.22 = 212,895,762.48/x
  3. Step 3: Cross multiply
    606,471,026.76x = 909,807,035.22 × 212,895,762.48
  4. Step 4: Simplify right side
    606,471,026.76x = 193,694,062,472,830,112
  5. Step 5: Solve for x
    x = 193,694,062,472,830,112/606,471,026.76
  6. Step 6: Final answer
    x = 319,378,921.54

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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.