Home / 736,500,398.20-1,016,356,142.74-401,975,318.59

Finding the Fourth Proportional to 736,500,398.20, 1,016,356,142.74 and 401,975,318.59

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Solution

The fourth proportional to 736,500,398.20, 1,016,356,142.74 and 401,975,318.59 is: 554,718,076.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,500,398.20 : 1,016,356,142.74 = 401,975,318.59 : x
  2. Step 2: Convert to fraction form
    736,500,398.20/1,016,356,142.74 = 401,975,318.59/x
  3. Step 3: Cross multiply
    736,500,398.20x = 1,016,356,142.74 × 401,975,318.59
  4. Step 4: Simplify right side
    736,500,398.20x = 408,550,084,279,337,536
  5. Step 5: Solve for x
    x = 408,550,084,279,337,536/736,500,398.20
  6. Step 6: Final answer
    x = 554,718,076.57

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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.