Home / 338,702,845.36-467,574,154.54-227,152,881.24

Finding the Fourth Proportional to 338,702,845.36, 467,574,154.54 and 227,152,881.24

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Solution

The fourth proportional to 338,702,845.36, 467,574,154.54 and 227,152,881.24 is: 313,581,116.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,702,845.36 : 467,574,154.54 = 227,152,881.24 : x
  2. Step 2: Convert to fraction form
    338,702,845.36/467,574,154.54 = 227,152,881.24/x
  3. Step 3: Cross multiply
    338,702,845.36x = 467,574,154.54 × 227,152,881.24
  4. Step 4: Simplify right side
    338,702,845.36x = 106,210,816,397,118,032
  5. Step 5: Solve for x
    x = 106,210,816,397,118,032/338,702,845.36
  6. Step 6: Final answer
    x = 313,581,116.46

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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.