Home / 103,610,762.30-155,374,153.05-35,418,352.70

Finding the Fourth Proportional to 103,610,762.30, 155,374,153.05 and 35,418,352.70

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Solution

The fourth proportional to 103,610,762.30, 155,374,153.05 and 35,418,352.70 is: 53,113,175.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,610,762.30 : 155,374,153.05 = 35,418,352.70 : x
  2. Step 2: Convert to fraction form
    103,610,762.30/155,374,153.05 = 35,418,352.70/x
  3. Step 3: Cross multiply
    103,610,762.30x = 155,374,153.05 × 35,418,352.70
  4. Step 4: Simplify right side
    103,610,762.30x = 5,503,096,553,188,682
  5. Step 5: Solve for x
    x = 5,503,096,553,188,682/103,610,762.30
  6. Step 6: Final answer
    x = 53,113,175.03

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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.