Home / 797,529,999.40-1,194,279,459.90-636,286,863.40

Finding the Fourth Proportional to 797,529,999.40, 1,194,279,459.90 and 636,286,863.40

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Solution

The fourth proportional to 797,529,999.40, 1,194,279,459.90 and 636,286,863.40 is: 952,822,253.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,529,999.40 : 1,194,279,459.90 = 636,286,863.40 : x
  2. Step 2: Convert to fraction form
    797,529,999.40/1,194,279,459.90 = 636,286,863.40/x
  3. Step 3: Cross multiply
    797,529,999.40x = 1,194,279,459.90 × 636,286,863.40
  4. Step 4: Simplify right side
    797,529,999.40x = 759,904,331,562,817,152
  5. Step 5: Solve for x
    x = 759,904,331,562,817,152/797,529,999.40
  6. Step 6: Final answer
    x = 952,822,253.88

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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.