Home / 501,555,622.40-752,333,433.60-305,135,028.80

Finding the Fourth Proportional to 501,555,622.40, 752,333,433.60 and 305,135,028.80

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Solution

The fourth proportional to 501,555,622.40, 752,333,433.60 and 305,135,028.80 is: 457,702,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,555,622.40 : 752,333,433.60 = 305,135,028.80 : x
  2. Step 2: Convert to fraction form
    501,555,622.40/752,333,433.60 = 305,135,028.80/x
  3. Step 3: Cross multiply
    501,555,622.40x = 752,333,433.60 × 305,135,028.80
  4. Step 4: Simplify right side
    501,555,622.40x = 229,563,283,928,738,912
  5. Step 5: Solve for x
    x = 229,563,283,928,738,912/501,555,622.40
  6. Step 6: Final answer
    x = 457,702,543.20

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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.