Home / 476,491,204.80-714,736,807.20-218,210,878.80

Finding the Fourth Proportional to 476,491,204.80, 714,736,807.20 and 218,210,878.80

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Solution

The fourth proportional to 476,491,204.80, 714,736,807.20 and 218,210,878.80 is: 327,316,318.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,491,204.80 : 714,736,807.20 = 218,210,878.80 : x
  2. Step 2: Convert to fraction form
    476,491,204.80/714,736,807.20 = 218,210,878.80/x
  3. Step 3: Cross multiply
    476,491,204.80x = 714,736,807.20 × 218,210,878.80
  4. Step 4: Simplify right side
    476,491,204.80x = 155,963,346,809,818,176
  5. Step 5: Solve for x
    x = 155,963,346,809,818,176/476,491,204.80
  6. Step 6: Final answer
    x = 327,316,318.20

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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.