Home / 1,008,478,063.97-1,510,691,211.58-502,169,025.74

Finding the Fourth Proportional to 1,008,478,063.97, 1,510,691,211.58 and 502,169,025.74

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Solution

The fourth proportional to 1,008,478,063.97, 1,510,691,211.58 and 502,169,025.74 is: 752,244,754.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,478,063.97 : 1,510,691,211.58 = 502,169,025.74 : x
  2. Step 2: Convert to fraction form
    1,008,478,063.97/1,510,691,211.58 = 502,169,025.74/x
  3. Step 3: Cross multiply
    1,008,478,063.97x = 1,510,691,211.58 × 502,169,025.74
  4. Step 4: Simplify right side
    1,008,478,063.97x = 758,622,333,903,044,608
  5. Step 5: Solve for x
    x = 758,622,333,903,044,608/1,008,478,063.97
  6. Step 6: Final answer
    x = 752,244,754.75

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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.