Home / 490,304,263.86-676,624,448.25-270,295,563.06

Finding the Fourth Proportional to 490,304,263.86, 676,624,448.25 and 270,295,563.06

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Solution

The fourth proportional to 490,304,263.86, 676,624,448.25 and 270,295,563.06 is: 373,010,393.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,304,263.86 : 676,624,448.25 = 270,295,563.06 : x
  2. Step 2: Convert to fraction form
    490,304,263.86/676,624,448.25 = 270,295,563.06/x
  3. Step 3: Cross multiply
    490,304,263.86x = 676,624,448.25 × 270,295,563.06
  4. Step 4: Simplify right side
    490,304,263.86x = 182,888,586,219,895,584
  5. Step 5: Solve for x
    x = 182,888,586,219,895,584/490,304,263.86
  6. Step 6: Final answer
    x = 373,010,393.14

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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.