Home / 476,491,206.30-714,736,809.45-218,210,880.30

Finding the Fourth Proportional to 476,491,206.30, 714,736,809.45 and 218,210,880.30

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Solution

The fourth proportional to 476,491,206.30, 714,736,809.45 and 218,210,880.30 is: 327,316,320.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,491,206.30 : 714,736,809.45 = 218,210,880.30 : x
  2. Step 2: Convert to fraction form
    476,491,206.30/714,736,809.45 = 218,210,880.30/x
  3. Step 3: Cross multiply
    476,491,206.30x = 714,736,809.45 × 218,210,880.30
  4. Step 4: Simplify right side
    476,491,206.30x = 155,963,348,372,897,888
  5. Step 5: Solve for x
    x = 155,963,348,372,897,888/476,491,206.30
  6. Step 6: Final answer
    x = 327,316,320.45

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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.