Home / 582,330,032.87-873,928,875.11-427,284,489.45

Finding the Fourth Proportional to 582,330,032.87, 873,928,875.11 and 427,284,489.45

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Solution

The fourth proportional to 582,330,032.87, 873,928,875.11 and 427,284,489.45 is: 641,245,053.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,330,032.87 : 873,928,875.11 = 427,284,489.45 : x
  2. Step 2: Convert to fraction form
    582,330,032.87/873,928,875.11 = 427,284,489.45/x
  3. Step 3: Cross multiply
    582,330,032.87x = 873,928,875.11 × 427,284,489.45
  4. Step 4: Simplify right side
    582,330,032.87x = 373,416,253,214,852,736
  5. Step 5: Solve for x
    x = 373,416,253,214,852,736/582,330,032.87
  6. Step 6: Final answer
    x = 641,245,053.73

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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.