Home / 343,261,093.20-514,891,639.80-275,236,645.20

Finding the Fourth Proportional to 343,261,093.20, 514,891,639.80 and 275,236,645.20

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Solution

The fourth proportional to 343,261,093.20, 514,891,639.80 and 275,236,645.20 is: 412,854,967.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,261,093.20 : 514,891,639.80 = 275,236,645.20 : x
  2. Step 2: Convert to fraction form
    343,261,093.20/514,891,639.80 = 275,236,645.20/x
  3. Step 3: Cross multiply
    343,261,093.20x = 514,891,639.80 × 275,236,645.20
  4. Step 4: Simplify right side
    343,261,093.20x = 141,717,047,580,078,800
  5. Step 5: Solve for x
    x = 141,717,047,580,078,800/343,261,093.20
  6. Step 6: Final answer
    x = 412,854,967.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.