Home / 215,765,623.20-323,648,434.80-62,416,682.40

Finding the Fourth Proportional to 215,765,623.20, 323,648,434.80 and 62,416,682.40

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Solution

The fourth proportional to 215,765,623.20, 323,648,434.80 and 62,416,682.40 is: 93,625,023.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,765,623.20 : 323,648,434.80 = 62,416,682.40 : x
  2. Step 2: Convert to fraction form
    215,765,623.20/323,648,434.80 = 62,416,682.40/x
  3. Step 3: Cross multiply
    215,765,623.20x = 323,648,434.80 × 62,416,682.40
  4. Step 4: Simplify right side
    215,765,623.20x = 20,201,061,564,168,708
  5. Step 5: Solve for x
    x = 20,201,061,564,168,708/215,765,623.20
  6. Step 6: Final answer
    x = 93,625,023.60

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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.