Home / 425,265,858.63-636,907,609.13-410,536,970.10

Finding the Fourth Proportional to 425,265,858.63, 636,907,609.13 and 410,536,970.10

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Solution

The fourth proportional to 425,265,858.63, 636,907,609.13 and 410,536,970.10 is: 614,848,605.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,265,858.63 : 636,907,609.13 = 410,536,970.10 : x
  2. Step 2: Convert to fraction form
    425,265,858.63/636,907,609.13 = 410,536,970.10/x
  3. Step 3: Cross multiply
    425,265,858.63x = 636,907,609.13 × 410,536,970.10
  4. Step 4: Simplify right side
    425,265,858.63x = 261,474,120,083,812,640
  5. Step 5: Solve for x
    x = 261,474,120,083,812,640/425,265,858.63
  6. Step 6: Final answer
    x = 614,848,605.36

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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.