Home / 203,470,951,615.40-305,206,427,423.10-84,048,585,881.15

Finding the Fourth Proportional to 203,470,951,615.40, 305,206,427,423.10 and 84,048,585,881.15

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Solution

The fourth proportional to 203,470,951,615.40, 305,206,427,423.10 and 84,048,585,881.15 is: 126,072,878,821.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,470,951,615.40 : 305,206,427,423.10 = 84,048,585,881.15 : x
  2. Step 2: Convert to fraction form
    203,470,951,615.40/305,206,427,423.10 = 84,048,585,881.15/x
  3. Step 3: Cross multiply
    203,470,951,615.40x = 305,206,427,423.10 × 84,048,585,881.15
  4. Step 4: Simplify right side
    203,470,951,615.40x = 25,652,168,626,749,392,814,080
  5. Step 5: Solve for x
    x = 25,652,168,626,749,392,814,080/203,470,951,615.40
  6. Step 6: Final answer
    x = 126,072,878,821.73

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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.