Home / 694,810,873.16-1,042,249,829.27-228,461,972.42

Finding the Fourth Proportional to 694,810,873.16, 1,042,249,829.27 and 228,461,972.42

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Solution

The fourth proportional to 694,810,873.16, 1,042,249,829.27 and 228,461,972.42 is: 342,703,980.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,810,873.16 : 1,042,249,829.27 = 228,461,972.42 : x
  2. Step 2: Convert to fraction form
    694,810,873.16/1,042,249,829.27 = 228,461,972.42/x
  3. Step 3: Cross multiply
    694,810,873.16x = 1,042,249,829.27 × 228,461,972.42
  4. Step 4: Simplify right side
    694,810,873.16x = 238,114,451,743,078,880
  5. Step 5: Solve for x
    x = 238,114,451,743,078,880/694,810,873.16
  6. Step 6: Final answer
    x = 342,703,980.24

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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.