Home / 197,876,587.32-296,860,480.53-68,484,198.93

Finding the Fourth Proportional to 197,876,587.32, 296,860,480.53 and 68,484,198.93

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Solution

The fourth proportional to 197,876,587.32, 296,860,480.53 and 68,484,198.93 is: 102,742,080.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,876,587.32 : 296,860,480.53 = 68,484,198.93 : x
  2. Step 2: Convert to fraction form
    197,876,587.32/296,860,480.53 = 68,484,198.93/x
  3. Step 3: Cross multiply
    197,876,587.32x = 296,860,480.53 × 68,484,198.93
  4. Step 4: Simplify right side
    197,876,587.32x = 20,330,252,203,071,912
  5. Step 5: Solve for x
    x = 20,330,252,203,071,912/197,876,587.32
  6. Step 6: Final answer
    x = 102,742,080.19

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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.