Home / 490,095,003.60-735,142,505.40-487,225,222.20

Finding the Fourth Proportional to 490,095,003.60, 735,142,505.40 and 487,225,222.20

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Solution

The fourth proportional to 490,095,003.60, 735,142,505.40 and 487,225,222.20 is: 730,837,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,095,003.60 : 735,142,505.40 = 487,225,222.20 : x
  2. Step 2: Convert to fraction form
    490,095,003.60/735,142,505.40 = 487,225,222.20/x
  3. Step 3: Cross multiply
    490,095,003.60x = 735,142,505.40 × 487,225,222.20
  4. Step 4: Simplify right side
    490,095,003.60x = 358,179,970,542,179,648
  5. Step 5: Solve for x
    x = 358,179,970,542,179,648/490,095,003.60
  6. Step 6: Final answer
    x = 730,837,833.30

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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.