Home / 310,296,502.20-465,444,753.30-105,831,247.80

Finding the Fourth Proportional to 310,296,502.20, 465,444,753.30 and 105,831,247.80

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Solution

The fourth proportional to 310,296,502.20, 465,444,753.30 and 105,831,247.80 is: 158,746,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,296,502.20 : 465,444,753.30 = 105,831,247.80 : x
  2. Step 2: Convert to fraction form
    310,296,502.20/465,444,753.30 = 105,831,247.80/x
  3. Step 3: Cross multiply
    310,296,502.20x = 465,444,753.30 × 105,831,247.80
  4. Step 4: Simplify right side
    310,296,502.20x = 49,258,599,023,702,168
  5. Step 5: Solve for x
    x = 49,258,599,023,702,168/310,296,502.20
  6. Step 6: Final answer
    x = 158,746,871.70

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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.