Home / 71,283,799.13-106,970,677.46-30,343,171.43

Finding the Fourth Proportional to 71,283,799.13, 106,970,677.46 and 30,343,171.43

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Solution

The fourth proportional to 71,283,799.13, 106,970,677.46 and 30,343,171.43 is: 45,533,903.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,283,799.13 : 106,970,677.46 = 30,343,171.43 : x
  2. Step 2: Convert to fraction form
    71,283,799.13/106,970,677.46 = 30,343,171.43/x
  3. Step 3: Cross multiply
    71,283,799.13x = 106,970,677.46 × 30,343,171.43
  4. Step 4: Simplify right side
    71,283,799.13x = 3,245,829,603,995,448.50
  5. Step 5: Solve for x
    x = 3,245,829,603,995,448.50/71,283,799.13
  6. Step 6: Final answer
    x = 45,533,903.13

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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.