Home / 525,453,761.26-725,005,922.16-313,719,458.32

Finding the Fourth Proportional to 525,453,761.26, 725,005,922.16 and 313,719,458.32

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Solution

The fourth proportional to 525,453,761.26, 725,005,922.16 and 313,719,458.32 is: 432,861,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,453,761.26 : 725,005,922.16 = 313,719,458.32 : x
  2. Step 2: Convert to fraction form
    525,453,761.26/725,005,922.16 = 313,719,458.32/x
  3. Step 3: Cross multiply
    525,453,761.26x = 725,005,922.16 × 313,719,458.32
  4. Step 4: Simplify right side
    525,453,761.26x = 227,448,465,178,827,264
  5. Step 5: Solve for x
    x = 227,448,465,178,827,264/525,453,761.26
  6. Step 6: Final answer
    x = 432,861,046.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.