Home / 648,332,867.64-894,699,646.19-350,975,100.19

Finding the Fourth Proportional to 648,332,867.64, 894,699,646.19 and 350,975,100.19

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Solution

The fourth proportional to 648,332,867.64, 894,699,646.19 and 350,975,100.19 is: 484,345,794.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,332,867.64 : 894,699,646.19 = 350,975,100.19 : x
  2. Step 2: Convert to fraction form
    648,332,867.64/894,699,646.19 = 350,975,100.19/x
  3. Step 3: Cross multiply
    648,332,867.64x = 894,699,646.19 × 350,975,100.19
  4. Step 4: Simplify right side
    648,332,867.64x = 314,017,297,959,950,400
  5. Step 5: Solve for x
    x = 314,017,297,959,950,400/648,332,867.64
  6. Step 6: Final answer
    x = 484,345,794.63

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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.