Home / 377,760,275.20-521,347,971.18-227,101,705.48

Finding the Fourth Proportional to 377,760,275.20, 521,347,971.18 and 227,101,705.48

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Solution

The fourth proportional to 377,760,275.20, 521,347,971.18 and 227,101,705.48 is: 313,423,674.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,760,275.20 : 521,347,971.18 = 227,101,705.48 : x
  2. Step 2: Convert to fraction form
    377,760,275.20/521,347,971.18 = 227,101,705.48/x
  3. Step 3: Cross multiply
    377,760,275.20x = 521,347,971.18 × 227,101,705.48
  4. Step 4: Simplify right side
    377,760,275.20x = 118,399,013,403,515,888
  5. Step 5: Solve for x
    x = 118,399,013,403,515,888/377,760,275.20
  6. Step 6: Final answer
    x = 313,423,674.16

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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.