Home / 296,855,817.66-445,407,228.10-130,774,323.48

Finding the Fourth Proportional to 296,855,817.66, 445,407,228.10 and 130,774,323.48

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Solution

The fourth proportional to 296,855,817.66, 445,407,228.10 and 130,774,323.48 is: 196,215,891.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,855,817.66 : 445,407,228.10 = 130,774,323.48 : x
  2. Step 2: Convert to fraction form
    296,855,817.66/445,407,228.10 = 130,774,323.48/x
  3. Step 3: Cross multiply
    296,855,817.66x = 445,407,228.10 × 130,774,323.48
  4. Step 4: Simplify right side
    296,855,817.66x = 58,247,828,927,879,552
  5. Step 5: Solve for x
    x = 58,247,828,927,879,552/296,855,817.66
  6. Step 6: Final answer
    x = 196,215,891.56

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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.