Home / 452,673,493.16-678,526,825.26-258,166,087.16

Finding the Fourth Proportional to 452,673,493.16, 678,526,825.26 and 258,166,087.16

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Solution

The fourth proportional to 452,673,493.16, 678,526,825.26 and 258,166,087.16 is: 386,973,432.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,673,493.16 : 678,526,825.26 = 258,166,087.16 : x
  2. Step 2: Convert to fraction form
    452,673,493.16/678,526,825.26 = 258,166,087.16/x
  3. Step 3: Cross multiply
    452,673,493.16x = 678,526,825.26 × 258,166,087.16
  4. Step 4: Simplify right side
    452,673,493.16x = 175,172,615,510,471,232
  5. Step 5: Solve for x
    x = 175,172,615,510,471,232/452,673,493.16
  6. Step 6: Final answer
    x = 386,973,432.63

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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.