Home / 463,030,970.67-694,018,096.25-186,505,187.31

Finding the Fourth Proportional to 463,030,970.67, 694,018,096.25 and 186,505,187.31

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Solution

The fourth proportional to 463,030,970.67, 694,018,096.25 and 186,505,187.31 is: 279,544,961.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,030,970.67 : 694,018,096.25 = 186,505,187.31 : x
  2. Step 2: Convert to fraction form
    463,030,970.67/694,018,096.25 = 186,505,187.31/x
  3. Step 3: Cross multiply
    463,030,970.67x = 694,018,096.25 × 186,505,187.31
  4. Step 4: Simplify right side
    463,030,970.67x = 129,437,975,036,703,328
  5. Step 5: Solve for x
    x = 129,437,975,036,703,328/463,030,970.67
  6. Step 6: Final answer
    x = 279,544,961.86

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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.