Home / 501,204,474,280.35-691,662,249,121.15-272,835,449,935.84

Finding the Fourth Proportional to 501,204,474,280.35, 691,662,249,121.15 and 272,835,449,935.84

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Solution

The fourth proportional to 501,204,474,280.35, 691,662,249,121.15 and 272,835,449,935.84 is: 376,512,961,528.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,204,474,280.35 : 691,662,249,121.15 = 272,835,449,935.84 : x
  2. Step 2: Convert to fraction form
    501,204,474,280.35/691,662,249,121.15 = 272,835,449,935.84/x
  3. Step 3: Cross multiply
    501,204,474,280.35x = 691,662,249,121.15 × 272,835,449,935.84
  4. Step 4: Simplify right side
    501,204,474,280.35x = 188,709,980,942,604,034,899,968
  5. Step 5: Solve for x
    x = 188,709,980,942,604,034,899,968/501,204,474,280.35
  6. Step 6: Final answer
    x = 376,512,961,528.45

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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.