Home / 314,929,213.20-472,393,819.80-249,172,246.80

Finding the Fourth Proportional to 314,929,213.20, 472,393,819.80 and 249,172,246.80

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Solution

The fourth proportional to 314,929,213.20, 472,393,819.80 and 249,172,246.80 is: 373,758,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,929,213.20 : 472,393,819.80 = 249,172,246.80 : x
  2. Step 2: Convert to fraction form
    314,929,213.20/472,393,819.80 = 249,172,246.80/x
  3. Step 3: Cross multiply
    314,929,213.20x = 472,393,819.80 × 249,172,246.80
  4. Step 4: Simplify right side
    314,929,213.20x = 117,707,429,454,000,336
  5. Step 5: Solve for x
    x = 117,707,429,454,000,336/314,929,213.20
  6. Step 6: Final answer
    x = 373,758,370.20

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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.