Home / 719,448,063.80-1,077,472,135.74-351,235,179.32

Finding the Fourth Proportional to 719,448,063.80, 1,077,472,135.74 and 351,235,179.32

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Solution

The fourth proportional to 719,448,063.80, 1,077,472,135.74 and 351,235,179.32 is: 526,022,847.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,448,063.80 : 1,077,472,135.74 = 351,235,179.32 : x
  2. Step 2: Convert to fraction form
    719,448,063.80/1,077,472,135.74 = 351,235,179.32/x
  3. Step 3: Cross multiply
    719,448,063.80x = 1,077,472,135.74 × 351,235,179.32
  4. Step 4: Simplify right side
    719,448,063.80x = 378,446,118,808,942,272
  5. Step 5: Solve for x
    x = 378,446,118,808,942,272/719,448,063.80
  6. Step 6: Final answer
    x = 526,022,847.03

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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.