Home / 149,618,021.20-224,371,044.60-52,536,216.40

Finding the Fourth Proportional to 149,618,021.20, 224,371,044.60 and 52,536,216.40

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Solution

The fourth proportional to 149,618,021.20, 224,371,044.60 and 52,536,216.40 is: 78,784,665.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,618,021.20 : 224,371,044.60 = 52,536,216.40 : x
  2. Step 2: Convert to fraction form
    149,618,021.20/224,371,044.60 = 52,536,216.40/x
  3. Step 3: Cross multiply
    149,618,021.20x = 224,371,044.60 × 52,536,216.40
  4. Step 4: Simplify right side
    149,618,021.20x = 11,787,605,752,999,650
  5. Step 5: Solve for x
    x = 11,787,605,752,999,650/149,618,021.20
  6. Step 6: Final answer
    x = 78,784,665.50

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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.