Home / 554,460,855-764,915,794.76-334,321,983.96

Finding the Fourth Proportional to 554,460,855, 764,915,794.76 and 334,321,983.96

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Solution

The fourth proportional to 554,460,855, 764,915,794.76 and 334,321,983.96 is: 461,219,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,460,855 : 764,915,794.76 = 334,321,983.96 : x
  2. Step 2: Convert to fraction form
    554,460,855/764,915,794.76 = 334,321,983.96/x
  3. Step 3: Cross multiply
    554,460,855x = 764,915,794.76 × 334,321,983.96
  4. Step 4: Simplify right side
    554,460,855x = 255,728,166,066,503,360
  5. Step 5: Solve for x
    x = 255,728,166,066,503,360/554,460,855
  6. Step 6: Final answer
    x = 461,219,513.98

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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.