Home / 469,697,672.25-648,144,987.26-271,472,006.08

Finding the Fourth Proportional to 469,697,672.25, 648,144,987.26 and 271,472,006.08

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Solution

The fourth proportional to 469,697,672.25, 648,144,987.26 and 271,472,006.08 is: 374,609,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,697,672.25 : 648,144,987.26 = 271,472,006.08 : x
  2. Step 2: Convert to fraction form
    469,697,672.25/648,144,987.26 = 271,472,006.08/x
  3. Step 3: Cross multiply
    469,697,672.25x = 648,144,987.26 × 271,472,006.08
  4. Step 4: Simplify right side
    469,697,672.25x = 175,953,219,922,168,224
  5. Step 5: Solve for x
    x = 175,953,219,922,168,224/469,697,672.25
  6. Step 6: Final answer
    x = 374,609,520.80

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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.