Home / 289,557,956.70-434,336,935.05-174,672,222.30

Finding the Fourth Proportional to 289,557,956.70, 434,336,935.05 and 174,672,222.30

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Solution

The fourth proportional to 289,557,956.70, 434,336,935.05 and 174,672,222.30 is: 262,008,333.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,557,956.70 : 434,336,935.05 = 174,672,222.30 : x
  2. Step 2: Convert to fraction form
    289,557,956.70/434,336,935.05 = 174,672,222.30/x
  3. Step 3: Cross multiply
    289,557,956.70x = 434,336,935.05 × 174,672,222.30
  4. Step 4: Simplify right side
    289,557,956.70x = 75,866,597,672,154,272
  5. Step 5: Solve for x
    x = 75,866,597,672,154,272/289,557,956.70
  6. Step 6: Final answer
    x = 262,008,333.45

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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.