Home / 154,618,238.25-231,927,357.51-46,912,862.25

Finding the Fourth Proportional to 154,618,238.25, 231,927,357.51 and 46,912,862.25

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Solution

The fourth proportional to 154,618,238.25, 231,927,357.51 and 46,912,862.25 is: 70,369,293.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,618,238.25 : 231,927,357.51 = 46,912,862.25 : x
  2. Step 2: Convert to fraction form
    154,618,238.25/231,927,357.51 = 46,912,862.25/x
  3. Step 3: Cross multiply
    154,618,238.25x = 231,927,357.51 × 46,912,862.25
  4. Step 4: Simplify right side
    154,618,238.25x = 10,880,376,174,873,132
  5. Step 5: Solve for x
    x = 10,880,376,174,873,132/154,618,238.25
  6. Step 6: Final answer
    x = 70,369,293.42

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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.