Home / 476,639,872.80-714,959,809.20-295,241,344.80

Finding the Fourth Proportional to 476,639,872.80, 714,959,809.20 and 295,241,344.80

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Solution

The fourth proportional to 476,639,872.80, 714,959,809.20 and 295,241,344.80 is: 442,862,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,639,872.80 : 714,959,809.20 = 295,241,344.80 : x
  2. Step 2: Convert to fraction form
    476,639,872.80/714,959,809.20 = 295,241,344.80/x
  3. Step 3: Cross multiply
    476,639,872.80x = 714,959,809.20 × 295,241,344.80
  4. Step 4: Simplify right side
    476,639,872.80x = 211,085,695,546,159,424
  5. Step 5: Solve for x
    x = 211,085,695,546,159,424/476,639,872.80
  6. Step 6: Final answer
    x = 442,862,017.20

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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.