Home / 260,168,182.22-390,096,380.35-82,828,682.48

Finding the Fourth Proportional to 260,168,182.22, 390,096,380.35 and 82,828,682.48

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Solution

The fourth proportional to 260,168,182.22, 390,096,380.35 and 82,828,682.48 is: 124,193,392.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,168,182.22 : 390,096,380.35 = 82,828,682.48 : x
  2. Step 2: Convert to fraction form
    260,168,182.22/390,096,380.35 = 82,828,682.48/x
  3. Step 3: Cross multiply
    260,168,182.22x = 390,096,380.35 × 82,828,682.48
  4. Step 4: Simplify right side
    260,168,182.22x = 32,311,169,223,023,572
  5. Step 5: Solve for x
    x = 32,311,169,223,023,572/260,168,182.22
  6. Step 6: Final answer
    x = 124,193,392.70

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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.