Home / 314,930,821.70-472,396,232.55-249,173,855.30

Finding the Fourth Proportional to 314,930,821.70, 472,396,232.55 and 249,173,855.30

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Solution

The fourth proportional to 314,930,821.70, 472,396,232.55 and 249,173,855.30 is: 373,760,782.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,930,821.70 : 472,396,232.55 = 249,173,855.30 : x
  2. Step 2: Convert to fraction form
    314,930,821.70/472,396,232.55 = 249,173,855.30/x
  3. Step 3: Cross multiply
    314,930,821.70x = 472,396,232.55 × 249,173,855.30
  4. Step 4: Simplify right side
    314,930,821.70x = 117,708,790,493,678,864
  5. Step 5: Solve for x
    x = 117,708,790,493,678,864/314,930,821.70
  6. Step 6: Final answer
    x = 373,760,782.95

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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.