Home / 383,412,677.40-575,496,929.70-189,543,000.60

Finding the Fourth Proportional to 383,412,677.40, 575,496,929.70 and 189,543,000.60

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Solution

The fourth proportional to 383,412,677.40, 575,496,929.70 and 189,543,000.60 is: 284,501,325.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,412,677.40 : 575,496,929.70 = 189,543,000.60 : x
  2. Step 2: Convert to fraction form
    383,412,677.40/575,496,929.70 = 189,543,000.60/x
  3. Step 3: Cross multiply
    383,412,677.40x = 575,496,929.70 × 189,543,000.60
  4. Step 4: Simplify right side
    383,412,677.40x = 109,081,414,891,425,264
  5. Step 5: Solve for x
    x = 109,081,414,891,425,264/383,412,677.40
  6. Step 6: Final answer
    x = 284,501,325.39

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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.