Home / 538,311,347.84-743,007,868.14-350,607,370.79

Finding the Fourth Proportional to 538,311,347.84, 743,007,868.14 and 350,607,370.79

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Solution

The fourth proportional to 538,311,347.84, 743,007,868.14 and 350,607,370.79 is: 483,928,187.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,311,347.84 : 743,007,868.14 = 350,607,370.79 : x
  2. Step 2: Convert to fraction form
    538,311,347.84/743,007,868.14 = 350,607,370.79/x
  3. Step 3: Cross multiply
    538,311,347.84x = 743,007,868.14 × 350,607,370.79
  4. Step 4: Simplify right side
    538,311,347.84x = 260,504,035,128,020,704
  5. Step 5: Solve for x
    x = 260,504,035,128,020,704/538,311,347.84
  6. Step 6: Final answer
    x = 483,928,187.98

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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.