Home / 354,294,664.40-531,441,996.60-124,180,711.40

Finding the Fourth Proportional to 354,294,664.40, 531,441,996.60 and 124,180,711.40

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Solution

The fourth proportional to 354,294,664.40, 531,441,996.60 and 124,180,711.40 is: 186,271,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,664.40 : 531,441,996.60 = 124,180,711.40 : x
  2. Step 2: Convert to fraction form
    354,294,664.40/531,441,996.60 = 124,180,711.40/x
  3. Step 3: Cross multiply
    354,294,664.40x = 531,441,996.60 × 124,180,711.40
  4. Step 4: Simplify right side
    354,294,664.40x = 65,994,845,205,624,384
  5. Step 5: Solve for x
    x = 65,994,845,205,624,384/354,294,664.40
  6. Step 6: Final answer
    x = 186,271,067.10

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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.