Home / 296,855,819.66-445,407,231.10-130,774,325.48

Finding the Fourth Proportional to 296,855,819.66, 445,407,231.10 and 130,774,325.48

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Solution

The fourth proportional to 296,855,819.66, 445,407,231.10 and 130,774,325.48 is: 196,215,894.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,855,819.66 : 445,407,231.10 = 130,774,325.48 : x
  2. Step 2: Convert to fraction form
    296,855,819.66/445,407,231.10 = 130,774,325.48/x
  3. Step 3: Cross multiply
    296,855,819.66x = 445,407,231.10 × 130,774,325.48
  4. Step 4: Simplify right side
    296,855,819.66x = 58,247,830,211,016,984
  5. Step 5: Solve for x
    x = 58,247,830,211,016,984/296,855,819.66
  6. Step 6: Final answer
    x = 196,215,894.56

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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.