Home / 474,804,352.20-712,206,528.30-393,175,014.60

Finding the Fourth Proportional to 474,804,352.20, 712,206,528.30 and 393,175,014.60

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Solution

The fourth proportional to 474,804,352.20, 712,206,528.30 and 393,175,014.60 is: 589,762,521.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,804,352.20 : 712,206,528.30 = 393,175,014.60 : x
  2. Step 2: Convert to fraction form
    474,804,352.20/712,206,528.30 = 393,175,014.60/x
  3. Step 3: Cross multiply
    474,804,352.20x = 712,206,528.30 × 393,175,014.60
  4. Step 4: Simplify right side
    474,804,352.20x = 280,021,812,162,567,808
  5. Step 5: Solve for x
    x = 280,021,812,162,567,808/474,804,352.20
  6. Step 6: Final answer
    x = 589,762,521.90

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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.