Home / 455,144,672.43-628,099,648.65-246,300,815.00

Finding the Fourth Proportional to 455,144,672.43, 628,099,648.65 and 246,300,815.00

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Solution

The fourth proportional to 455,144,672.43, 628,099,648.65 and 246,300,815.00 is: 339,895,125.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,144,672.43 : 628,099,648.65 = 246,300,815.00 : x
  2. Step 2: Convert to fraction form
    455,144,672.43/628,099,648.65 = 246,300,815.00/x
  3. Step 3: Cross multiply
    455,144,672.43x = 628,099,648.65 × 246,300,815.00
  4. Step 4: Simplify right side
    455,144,672.43x = 154,701,455,365,278,880
  5. Step 5: Solve for x
    x = 154,701,455,365,278,880/455,144,672.43
  6. Step 6: Final answer
    x = 339,895,125.08

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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.