Home / 293,539,458.40-440,309,187.60-275,399,605.60

Finding the Fourth Proportional to 293,539,458.40, 440,309,187.60 and 275,399,605.60

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Solution

The fourth proportional to 293,539,458.40, 440,309,187.60 and 275,399,605.60 is: 413,099,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,539,458.40 : 440,309,187.60 = 275,399,605.60 : x
  2. Step 2: Convert to fraction form
    293,539,458.40/440,309,187.60 = 275,399,605.60/x
  3. Step 3: Cross multiply
    293,539,458.40x = 440,309,187.60 × 275,399,605.60
  4. Step 4: Simplify right side
    293,539,458.40x = 121,260,976,607,096,432
  5. Step 5: Solve for x
    x = 121,260,976,607,096,432/293,539,458.40
  6. Step 6: Final answer
    x = 413,099,408.40

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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.