Home / 248,832,383.20-373,248,574.80-87,215,999.20

Finding the Fourth Proportional to 248,832,383.20, 373,248,574.80 and 87,215,999.20

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Solution

The fourth proportional to 248,832,383.20, 373,248,574.80 and 87,215,999.20 is: 130,823,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,832,383.20 : 373,248,574.80 = 87,215,999.20 : x
  2. Step 2: Convert to fraction form
    248,832,383.20/373,248,574.80 = 87,215,999.20/x
  3. Step 3: Cross multiply
    248,832,383.20x = 373,248,574.80 × 87,215,999.20
  4. Step 4: Simplify right side
    248,832,383.20x = 32,553,247,401,157,944
  5. Step 5: Solve for x
    x = 32,553,247,401,157,944/248,832,383.20
  6. Step 6: Final answer
    x = 130,823,998.80

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1.5x scale

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.