Home / 290,429,723.70-435,644,585.55-224,672,757.30

Finding the Fourth Proportional to 290,429,723.70, 435,644,585.55 and 224,672,757.30

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Solution

The fourth proportional to 290,429,723.70, 435,644,585.55 and 224,672,757.30 is: 337,009,135.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,429,723.70 : 435,644,585.55 = 224,672,757.30 : x
  2. Step 2: Convert to fraction form
    290,429,723.70/435,644,585.55 = 224,672,757.30/x
  3. Step 3: Cross multiply
    290,429,723.70x = 435,644,585.55 × 224,672,757.30
  4. Step 4: Simplify right side
    290,429,723.70x = 97,877,470,238,334,240
  5. Step 5: Solve for x
    x = 97,877,470,238,334,240/290,429,723.70
  6. Step 6: Final answer
    x = 337,009,135.95

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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.