Home / 629,856,698.40-944,785,047.60-557,155,569.60

Finding the Fourth Proportional to 629,856,698.40, 944,785,047.60 and 557,155,569.60

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Solution

The fourth proportional to 629,856,698.40, 944,785,047.60 and 557,155,569.60 is: 835,733,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,698.40 : 944,785,047.60 = 557,155,569.60 : x
  2. Step 2: Convert to fraction form
    629,856,698.40/944,785,047.60 = 557,155,569.60/x
  3. Step 3: Cross multiply
    629,856,698.40x = 944,785,047.60 × 557,155,569.60
  4. Step 4: Simplify right side
    629,856,698.40x = 526,392,251,345,141,120
  5. Step 5: Solve for x
    x = 526,392,251,345,141,120/629,856,698.40
  6. Step 6: Final answer
    x = 835,733,354.40

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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.