Home / 597,963,605.40-896,945,408.10-378,903,625.20

Finding the Fourth Proportional to 597,963,605.40, 896,945,408.10 and 378,903,625.20

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Solution

The fourth proportional to 597,963,605.40, 896,945,408.10 and 378,903,625.20 is: 568,355,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,963,605.40 : 896,945,408.10 = 378,903,625.20 : x
  2. Step 2: Convert to fraction form
    597,963,605.40/896,945,408.10 = 378,903,625.20/x
  3. Step 3: Cross multiply
    597,963,605.40x = 896,945,408.10 × 378,903,625.20
  4. Step 4: Simplify right side
    597,963,605.40x = 339,855,866,735,583,424
  5. Step 5: Solve for x
    x = 339,855,866,735,583,424/597,963,605.40
  6. Step 6: Final answer
    x = 568,355,437.80

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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.