Home / 1,252,930,576.40-1,879,395,864.60-527,336,464.40

Finding the Fourth Proportional to 1,252,930,576.40, 1,879,395,864.60 and 527,336,464.40

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Solution

The fourth proportional to 1,252,930,576.40, 1,879,395,864.60 and 527,336,464.40 is: 791,004,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,930,576.40 : 1,879,395,864.60 = 527,336,464.40 : x
  2. Step 2: Convert to fraction form
    1,252,930,576.40/1,879,395,864.60 = 527,336,464.40/x
  3. Step 3: Cross multiply
    1,252,930,576.40x = 1,879,395,864.60 × 527,336,464.40
  4. Step 4: Simplify right side
    1,252,930,576.40x = 991,073,970,446,145,024
  5. Step 5: Solve for x
    x = 991,073,970,446,145,024/1,252,930,576.40
  6. Step 6: Final answer
    x = 791,004,696.60

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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.