Home / 492,909,933.60-680,213,235.60-269,887,566.24

Finding the Fourth Proportional to 492,909,933.60, 680,213,235.60 and 269,887,566.24

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Solution

The fourth proportional to 492,909,933.60, 680,213,235.60 and 269,887,566.24 is: 372,443,487.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,909,933.60 : 680,213,235.60 = 269,887,566.24 : x
  2. Step 2: Convert to fraction form
    492,909,933.60/680,213,235.60 = 269,887,566.24/x
  3. Step 3: Cross multiply
    492,909,933.60x = 680,213,235.60 × 269,887,566.24
  4. Step 4: Simplify right side
    492,909,933.60x = 183,581,094,680,319,744
  5. Step 5: Solve for x
    x = 183,581,094,680,319,744/492,909,933.60
  6. Step 6: Final answer
    x = 372,443,487.47

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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.