Home / 355,023,008.30-532,534,512.45-200,054,812.70

Finding the Fourth Proportional to 355,023,008.30, 532,534,512.45 and 200,054,812.70

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Solution

The fourth proportional to 355,023,008.30, 532,534,512.45 and 200,054,812.70 is: 300,082,219.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,023,008.30 : 532,534,512.45 = 200,054,812.70 : x
  2. Step 2: Convert to fraction form
    355,023,008.30/532,534,512.45 = 200,054,812.70/x
  3. Step 3: Cross multiply
    355,023,008.30x = 532,534,512.45 × 200,054,812.70
  4. Step 4: Simplify right side
    355,023,008.30x = 106,536,092,144,470,560
  5. Step 5: Solve for x
    x = 106,536,092,144,470,560/355,023,008.30
  6. Step 6: Final answer
    x = 300,082,219.05

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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.