Home / 852,704,715.96-1,279,179,085.44-262,544,889.60

Finding the Fourth Proportional to 852,704,715.96, 1,279,179,085.44 and 262,544,889.60

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Solution

The fourth proportional to 852,704,715.96, 1,279,179,085.44 and 262,544,889.60 is: 393,854,901.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,704,715.96 : 1,279,179,085.44 = 262,544,889.60 : x
  2. Step 2: Convert to fraction form
    852,704,715.96/1,279,179,085.44 = 262,544,889.60/x
  3. Step 3: Cross multiply
    852,704,715.96x = 1,279,179,085.44 × 262,544,889.60
  4. Step 4: Simplify right side
    852,704,715.96x = 335,841,931,765,473,792
  5. Step 5: Solve for x
    x = 335,841,931,765,473,792/852,704,715.96
  6. Step 6: Final answer
    x = 393,854,901.33

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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.