Home / 531,515,999.70-797,273,999.55-527,932,818.90

Finding the Fourth Proportional to 531,515,999.70, 797,273,999.55 and 527,932,818.90

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Solution

The fourth proportional to 531,515,999.70, 797,273,999.55 and 527,932,818.90 is: 791,899,228.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,515,999.70 : 797,273,999.55 = 527,932,818.90 : x
  2. Step 2: Convert to fraction form
    531,515,999.70/797,273,999.55 = 527,932,818.90/x
  3. Step 3: Cross multiply
    531,515,999.70x = 797,273,999.55 × 527,932,818.90
  4. Step 4: Simplify right side
    531,515,999.70x = 420,907,110,018,108,800
  5. Step 5: Solve for x
    x = 420,907,110,018,108,800/531,515,999.70
  6. Step 6: Final answer
    x = 791,899,228.35

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1.5x scale

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.