Home / 335,351,926.20-502,889,904.18-128,166,860.28

Finding the Fourth Proportional to 335,351,926.20, 502,889,904.18 and 128,166,860.28

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Solution

The fourth proportional to 335,351,926.20, 502,889,904.18 and 128,166,860.28 is: 192,197,554.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,351,926.20 : 502,889,904.18 = 128,166,860.28 : x
  2. Step 2: Convert to fraction form
    335,351,926.20/502,889,904.18 = 128,166,860.28/x
  3. Step 3: Cross multiply
    335,351,926.20x = 502,889,904.18 × 128,166,860.28
  4. Step 4: Simplify right side
    335,351,926.20x = 64,453,820,085,260,648
  5. Step 5: Solve for x
    x = 64,453,820,085,260,648/335,351,926.20
  6. Step 6: Final answer
    x = 192,197,554.42

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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.