Home / 469,697,672.22-648,144,987.22-271,472,006.05

Finding the Fourth Proportional to 469,697,672.22, 648,144,987.22 and 271,472,006.05

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Solution

The fourth proportional to 469,697,672.22, 648,144,987.22 and 271,472,006.05 is: 374,609,520.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,697,672.22 : 648,144,987.22 = 271,472,006.05 : x
  2. Step 2: Convert to fraction form
    469,697,672.22/648,144,987.22 = 271,472,006.05/x
  3. Step 3: Cross multiply
    469,697,672.22x = 648,144,987.22 × 271,472,006.05
  4. Step 4: Simplify right side
    469,697,672.22x = 175,953,219,889,058,336
  5. Step 5: Solve for x
    x = 175,953,219,889,058,336/469,697,672.22
  6. Step 6: Final answer
    x = 374,609,520.75

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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.