Home / 474,046,815.20-664,119,037.60-474,046,815.20

Finding the Fourth Proportional to 474,046,815.20, 664,119,037.60 and 474,046,815.20

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Solution

The fourth proportional to 474,046,815.20, 664,119,037.60 and 474,046,815.20 is: 664,119,037.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,046,815.20 : 664,119,037.60 = 474,046,815.20 : x
  2. Step 2: Convert to fraction form
    474,046,815.20/664,119,037.60 = 474,046,815.20/x
  3. Step 3: Cross multiply
    474,046,815.20x = 664,119,037.60 × 474,046,815.20
  4. Step 4: Simplify right side
    474,046,815.20x = 314,823,514,687,969,024
  5. Step 5: Solve for x
    x = 314,823,514,687,969,024/474,046,815.20
  6. Step 6: Final answer
    x = 664,119,037.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.