Home / 629,856,719.40-944,785,079.10-557,155,590.60

Finding the Fourth Proportional to 629,856,719.40, 944,785,079.10 and 557,155,590.60

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Solution

The fourth proportional to 629,856,719.40, 944,785,079.10 and 557,155,590.60 is: 835,733,385.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,719.40 : 944,785,079.10 = 557,155,590.60 : x
  2. Step 2: Convert to fraction form
    629,856,719.40/944,785,079.10 = 557,155,590.60/x
  3. Step 3: Cross multiply
    629,856,719.40x = 944,785,079.10 × 557,155,590.60
  4. Step 4: Simplify right side
    629,856,719.40x = 526,392,288,736,028,224
  5. Step 5: Solve for x
    x = 526,392,288,736,028,224/629,856,719.40
  6. Step 6: Final answer
    x = 835,733,385.90

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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.