Home / 293,413,743.60-440,120,615.40-88,915,246.80

Finding the Fourth Proportional to 293,413,743.60, 440,120,615.40 and 88,915,246.80

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Solution

The fourth proportional to 293,413,743.60, 440,120,615.40 and 88,915,246.80 is: 133,372,870.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,413,743.60 : 440,120,615.40 = 88,915,246.80 : x
  2. Step 2: Convert to fraction form
    293,413,743.60/440,120,615.40 = 88,915,246.80/x
  3. Step 3: Cross multiply
    293,413,743.60x = 440,120,615.40 × 88,915,246.80
  4. Step 4: Simplify right side
    293,413,743.60x = 39,133,433,140,058,880
  5. Step 5: Solve for x
    x = 39,133,433,140,058,880/293,413,743.60
  6. Step 6: Final answer
    x = 133,372,870.20

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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.