Home / 547,683,853.62-821,621,439.81-240,967,994.88

Finding the Fourth Proportional to 547,683,853.62, 821,621,439.81 and 240,967,994.88

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Solution

The fourth proportional to 547,683,853.62, 821,621,439.81 and 240,967,994.88 is: 361,494,080.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,683,853.62 : 821,621,439.81 = 240,967,994.88 : x
  2. Step 2: Convert to fraction form
    547,683,853.62/821,621,439.81 = 240,967,994.88/x
  3. Step 3: Cross multiply
    547,683,853.62x = 821,621,439.81 × 240,967,994.88
  4. Step 4: Simplify right side
    547,683,853.62x = 197,984,470,901,434,304
  5. Step 5: Solve for x
    x = 197,984,470,901,434,304/547,683,853.62
  6. Step 6: Final answer
    x = 361,494,080.19

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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.