Home / 335,351,925.20-502,889,902.68-128,166,859.28

Finding the Fourth Proportional to 335,351,925.20, 502,889,902.68 and 128,166,859.28

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Solution

The fourth proportional to 335,351,925.20, 502,889,902.68 and 128,166,859.28 is: 192,197,552.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,351,925.20 : 502,889,902.68 = 128,166,859.28 : x
  2. Step 2: Convert to fraction form
    335,351,925.20/502,889,902.68 = 128,166,859.28/x
  3. Step 3: Cross multiply
    335,351,925.20x = 502,889,902.68 × 128,166,859.28
  4. Step 4: Simplify right side
    335,351,925.20x = 64,453,819,390,120,456
  5. Step 5: Solve for x
    x = 64,453,819,390,120,456/335,351,925.20
  6. Step 6: Final answer
    x = 192,197,552.92

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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.