Home / 505,364,726.45-758,046,073.12-474,611,693.60

Finding the Fourth Proportional to 505,364,726.45, 758,046,073.12 and 474,611,693.60

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Solution

The fourth proportional to 505,364,726.45, 758,046,073.12 and 474,611,693.60 is: 711,916,585.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,364,726.45 : 758,046,073.12 = 474,611,693.60 : x
  2. Step 2: Convert to fraction form
    505,364,726.45/758,046,073.12 = 474,611,693.60/x
  3. Step 3: Cross multiply
    505,364,726.45x = 758,046,073.12 × 474,611,693.60
  4. Step 4: Simplify right side
    505,364,726.45x = 359,777,530,587,230,976
  5. Step 5: Solve for x
    x = 359,777,530,587,230,976/505,364,726.45
  6. Step 6: Final answer
    x = 711,916,585.70

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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.