Home / 293,401,835.60-440,102,753.40-77,991,083.60

Finding the Fourth Proportional to 293,401,835.60, 440,102,753.40 and 77,991,083.60

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Solution

The fourth proportional to 293,401,835.60, 440,102,753.40 and 77,991,083.60 is: 116,986,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,401,835.60 : 440,102,753.40 = 77,991,083.60 : x
  2. Step 2: Convert to fraction form
    293,401,835.60/440,102,753.40 = 77,991,083.60/x
  3. Step 3: Cross multiply
    293,401,835.60x = 440,102,753.40 × 77,991,083.60
  4. Step 4: Simplify right side
    293,401,835.60x = 34,324,090,633,009,580
  5. Step 5: Solve for x
    x = 34,324,090,633,009,580/293,401,835.60
  6. Step 6: Final answer
    x = 116,986,625.40

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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.