Home / 314,740,819.40-472,111,229.10-199,949,563.40

Finding the Fourth Proportional to 314,740,819.40, 472,111,229.10 and 199,949,563.40

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Solution

The fourth proportional to 314,740,819.40, 472,111,229.10 and 199,949,563.40 is: 299,924,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,740,819.40 : 472,111,229.10 = 199,949,563.40 : x
  2. Step 2: Convert to fraction form
    314,740,819.40/472,111,229.10 = 199,949,563.40/x
  3. Step 3: Cross multiply
    314,740,819.40x = 472,111,229.10 × 199,949,563.40
  4. Step 4: Simplify right side
    314,740,819.40x = 94,398,434,134,782,384
  5. Step 5: Solve for x
    x = 94,398,434,134,782,384/314,740,819.40
  6. Step 6: Final answer
    x = 299,924,345.10

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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.