Home / 1,485,679,280.40-2,223,228,130.20-1,293,699,171.60

Finding the Fourth Proportional to 1,485,679,280.40, 2,223,228,130.20 and 1,293,699,171.60

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Solution

The fourth proportional to 1,485,679,280.40, 2,223,228,130.20 and 1,293,699,171.60 is: 1,935,941,645.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,679,280.40 : 2,223,228,130.20 = 1,293,699,171.60 : x
  2. Step 2: Convert to fraction form
    1,485,679,280.40/2,223,228,130.20 = 1,293,699,171.60/x
  3. Step 3: Cross multiply
    1,485,679,280.40x = 2,223,228,130.20 × 1,293,699,171.60
  4. Step 4: Simplify right side
    1,485,679,280.40x = 2,876,188,390,317,556,736
  5. Step 5: Solve for x
    x = 2,876,188,390,317,556,736/1,485,679,280.40
  6. Step 6: Final answer
    x = 1,935,941,645.19

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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.