Home / 839,731,304.60-1,258,673,168.10-294,192,027.80

Finding the Fourth Proportional to 839,731,304.60, 1,258,673,168.10 and 294,192,027.80

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Solution

The fourth proportional to 839,731,304.60, 1,258,673,168.10 and 294,192,027.80 is: 440,964,400.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,731,304.60 : 1,258,673,168.10 = 294,192,027.80 : x
  2. Step 2: Convert to fraction form
    839,731,304.60/1,258,673,168.10 = 294,192,027.80/x
  3. Step 3: Cross multiply
    839,731,304.60x = 1,258,673,168.10 × 294,192,027.80
  4. Step 4: Simplify right side
    839,731,304.60x = 370,291,611,660,789,248
  5. Step 5: Solve for x
    x = 370,291,611,660,789,248/839,731,304.60
  6. Step 6: Final answer
    x = 440,964,400.91

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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.