Home / 653,288,529.06-980,124,110.73-193,238,949.42

Finding the Fourth Proportional to 653,288,529.06, 980,124,110.73 and 193,238,949.42

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Solution

The fourth proportional to 653,288,529.06, 980,124,110.73 and 193,238,949.42 is: 289,915,014.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,288,529.06 : 980,124,110.73 = 193,238,949.42 : x
  2. Step 2: Convert to fraction form
    653,288,529.06/980,124,110.73 = 193,238,949.42/x
  3. Step 3: Cross multiply
    653,288,529.06x = 980,124,110.73 × 193,238,949.42
  4. Step 4: Simplify right side
    653,288,529.06x = 189,398,153,458,676,928
  5. Step 5: Solve for x
    x = 189,398,153,458,676,928/653,288,529.06
  6. Step 6: Final answer
    x = 289,915,014.63

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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.