Home / 301,056,019.40-451,584,029.10-109,554,912.20

Finding the Fourth Proportional to 301,056,019.40, 451,584,029.10 and 109,554,912.20

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Solution

The fourth proportional to 301,056,019.40, 451,584,029.10 and 109,554,912.20 is: 164,332,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,056,019.40 : 451,584,029.10 = 109,554,912.20 : x
  2. Step 2: Convert to fraction form
    301,056,019.40/451,584,029.10 = 109,554,912.20/x
  3. Step 3: Cross multiply
    301,056,019.40x = 451,584,029.10 × 109,554,912.20
  4. Step 4: Simplify right side
    301,056,019.40x = 49,473,248,658,972,752
  5. Step 5: Solve for x
    x = 49,473,248,658,972,752/301,056,019.40
  6. Step 6: Final answer
    x = 164,332,368.30

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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.