Home / 248,832,144.80-373,248,217.20-87,290,410.40

Finding the Fourth Proportional to 248,832,144.80, 373,248,217.20 and 87,290,410.40

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Solution

The fourth proportional to 248,832,144.80, 373,248,217.20 and 87,290,410.40 is: 130,935,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,832,144.80 : 373,248,217.20 = 87,290,410.40 : x
  2. Step 2: Convert to fraction form
    248,832,144.80/373,248,217.20 = 87,290,410.40/x
  3. Step 3: Cross multiply
    248,832,144.80x = 373,248,217.20 × 87,290,410.40
  4. Step 4: Simplify right side
    248,832,144.80x = 32,580,990,060,456,340
  5. Step 5: Solve for x
    x = 32,580,990,060,456,340/248,832,144.80
  6. Step 6: Final answer
    x = 130,935,615.60

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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.