Home / 56,375,635.20-84,563,452.80-47,616,748.80

Finding the Fourth Proportional to 56,375,635.20, 84,563,452.80 and 47,616,748.80

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Solution

The fourth proportional to 56,375,635.20, 84,563,452.80 and 47,616,748.80 is: 71,425,123.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,375,635.20 : 84,563,452.80 = 47,616,748.80 : x
  2. Step 2: Convert to fraction form
    56,375,635.20/84,563,452.80 = 47,616,748.80/x
  3. Step 3: Cross multiply
    56,375,635.20x = 84,563,452.80 × 47,616,748.80
  4. Step 4: Simplify right side
    56,375,635.20x = 4,026,636,689,638,256
  5. Step 5: Solve for x
    x = 4,026,636,689,638,256/56,375,635.20
  6. Step 6: Final answer
    x = 71,425,123.20

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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.