Home / 625,757,648.96-863,532,563.36-347,282,999.36

Finding the Fourth Proportional to 625,757,648.96, 863,532,563.36 and 347,282,999.36

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Solution

The fourth proportional to 625,757,648.96, 863,532,563.36 and 347,282,999.36 is: 479,243,328.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,757,648.96 : 863,532,563.36 = 347,282,999.36 : x
  2. Step 2: Convert to fraction form
    625,757,648.96/863,532,563.36 = 347,282,999.36/x
  3. Step 3: Cross multiply
    625,757,648.96x = 863,532,563.36 × 347,282,999.36
  4. Step 4: Simplify right side
    625,757,648.96x = 299,890,178,648,690,048
  5. Step 5: Solve for x
    x = 299,890,178,648,690,048/625,757,648.96
  6. Step 6: Final answer
    x = 479,243,328.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.