Home / 506,417,907.53-759,520,571.78-142,827,232.97

Finding the Fourth Proportional to 506,417,907.53, 759,520,571.78 and 142,827,232.97

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Solution

The fourth proportional to 506,417,907.53, 759,520,571.78 and 142,827,232.97 is: 214,210,872.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,417,907.53 : 759,520,571.78 = 142,827,232.97 : x
  2. Step 2: Convert to fraction form
    506,417,907.53/759,520,571.78 = 142,827,232.97/x
  3. Step 3: Cross multiply
    506,417,907.53x = 759,520,571.78 × 142,827,232.97
  4. Step 4: Simplify right side
    506,417,907.53x = 108,480,221,653,388,400
  5. Step 5: Solve for x
    x = 108,480,221,653,388,400/506,417,907.53
  6. Step 6: Final answer
    x = 214,210,872.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.