Home / 1,532,967,321.60-2,299,450,982.40-842,519,174.40

Finding the Fourth Proportional to 1,532,967,321.60, 2,299,450,982.40 and 842,519,174.40

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Solution

The fourth proportional to 1,532,967,321.60, 2,299,450,982.40 and 842,519,174.40 is: 1,263,778,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,967,321.60 : 2,299,450,982.40 = 842,519,174.40 : x
  2. Step 2: Convert to fraction form
    1,532,967,321.60/2,299,450,982.40 = 842,519,174.40/x
  3. Step 3: Cross multiply
    1,532,967,321.60x = 2,299,450,982.40 × 842,519,174.40
  4. Step 4: Simplify right side
    1,532,967,321.60x = 1,937,331,543,264,916,992
  5. Step 5: Solve for x
    x = 1,937,331,543,264,916,992/1,532,967,321.60
  6. Step 6: Final answer
    x = 1,263,778,761.60

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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.