Home / 314,928,305.55-472,392,458.33-84,889,147.95

Finding the Fourth Proportional to 314,928,305.55, 472,392,458.33 and 84,889,147.95

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Solution

The fourth proportional to 314,928,305.55, 472,392,458.33 and 84,889,147.95 is: 127,333,721.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,305.55 : 472,392,458.33 = 84,889,147.95 : x
  2. Step 2: Convert to fraction form
    314,928,305.55/472,392,458.33 = 84,889,147.95/x
  3. Step 3: Cross multiply
    314,928,305.55x = 472,392,458.33 × 84,889,147.95
  4. Step 4: Simplify right side
    314,928,305.55x = 40,100,993,285,215,136
  5. Step 5: Solve for x
    x = 40,100,993,285,215,136/314,928,305.55
  6. Step 6: Final answer
    x = 127,333,721.93

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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.