Home / 317,046,145.20-475,121,320.20-234,521,012.40

Finding the Fourth Proportional to 317,046,145.20, 475,121,320.20 and 234,521,012.40

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Solution

The fourth proportional to 317,046,145.20, 475,121,320.20 and 234,521,012.40 is: 351,450,205.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,046,145.20 : 475,121,320.20 = 234,521,012.40 : x
  2. Step 2: Convert to fraction form
    317,046,145.20/475,121,320.20 = 234,521,012.40/x
  3. Step 3: Cross multiply
    317,046,145.20x = 475,121,320.20 × 234,521,012.40
  4. Step 4: Simplify right side
    317,046,145.20x = 111,425,933,026,128,576
  5. Step 5: Solve for x
    x = 111,425,933,026,128,576/317,046,145.20
  6. Step 6: Final answer
    x = 351,450,205.95

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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.