Home / 739,314,752.80-1,108,972,129.20-194,111,399.20

Finding the Fourth Proportional to 739,314,752.80, 1,108,972,129.20 and 194,111,399.20

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Solution

The fourth proportional to 739,314,752.80, 1,108,972,129.20 and 194,111,399.20 is: 291,167,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,314,752.80 : 1,108,972,129.20 = 194,111,399.20 : x
  2. Step 2: Convert to fraction form
    739,314,752.80/1,108,972,129.20 = 194,111,399.20/x
  3. Step 3: Cross multiply
    739,314,752.80x = 1,108,972,129.20 × 194,111,399.20
  4. Step 4: Simplify right side
    739,314,752.80x = 215,264,131,672,815,168
  5. Step 5: Solve for x
    x = 215,264,131,672,815,168/739,314,752.80
  6. Step 6: Final answer
    x = 291,167,098.80

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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.