Home / 370,390,396.73-555,531,514.45-108,004,439.77

Finding the Fourth Proportional to 370,390,396.73, 555,531,514.45 and 108,004,439.77

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Solution

The fourth proportional to 370,390,396.73, 555,531,514.45 and 108,004,439.77 is: 161,990,889.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,390,396.73 : 555,531,514.45 = 108,004,439.77 : x
  2. Step 2: Convert to fraction form
    370,390,396.73/555,531,514.45 = 108,004,439.77/x
  3. Step 3: Cross multiply
    370,390,396.73x = 555,531,514.45 × 108,004,439.77
  4. Step 4: Simplify right side
    370,390,396.73x = 59,999,869,991,093,064
  5. Step 5: Solve for x
    x = 59,999,869,991,093,064/370,390,396.73
  6. Step 6: Final answer
    x = 161,990,889.94

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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.