Home / 943,102,361.60-1,414,653,542.40-426,541,709.60

Finding the Fourth Proportional to 943,102,361.60, 1,414,653,542.40 and 426,541,709.60

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Solution

The fourth proportional to 943,102,361.60, 1,414,653,542.40 and 426,541,709.60 is: 639,812,564.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,102,361.60 : 1,414,653,542.40 = 426,541,709.60 : x
  2. Step 2: Convert to fraction form
    943,102,361.60/1,414,653,542.40 = 426,541,709.60/x
  3. Step 3: Cross multiply
    943,102,361.60x = 1,414,653,542.40 × 426,541,709.60
  4. Step 4: Simplify right side
    943,102,361.60x = 603,408,740,466,992,128
  5. Step 5: Solve for x
    x = 603,408,740,466,992,128/943,102,361.60
  6. Step 6: Final answer
    x = 639,812,564.40

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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.