Home / 449,147,341.17-619,847,128.07-270,587,439.31

Finding the Fourth Proportional to 449,147,341.17, 619,847,128.07 and 270,587,439.31

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Solution

The fourth proportional to 449,147,341.17, 619,847,128.07 and 270,587,439.31 is: 373,425,002.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,147,341.17 : 619,847,128.07 = 270,587,439.31 : x
  2. Step 2: Convert to fraction form
    449,147,341.17/619,847,128.07 = 270,587,439.31/x
  3. Step 3: Cross multiply
    449,147,341.17x = 619,847,128.07 × 270,587,439.31
  4. Step 4: Simplify right side
    449,147,341.17x = 167,722,847,148,118,944
  5. Step 5: Solve for x
    x = 167,722,847,148,118,944/449,147,341.17
  6. Step 6: Final answer
    x = 373,425,002.84

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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.