Home / 319,783,706.08-479,852,925-156,022,808.56

Finding the Fourth Proportional to 319,783,706.08, 479,852,925 and 156,022,808.56

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Solution

The fourth proportional to 319,783,706.08, 479,852,925 and 156,022,808.56 is: 234,120,749.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,783,706.08 : 479,852,925 = 156,022,808.56 : x
  2. Step 2: Convert to fraction form
    319,783,706.08/479,852,925 = 156,022,808.56/x
  3. Step 3: Cross multiply
    319,783,706.08x = 479,852,925 × 156,022,808.56
  4. Step 4: Simplify right side
    319,783,706.08x = 74,868,001,054,231,040
  5. Step 5: Solve for x
    x = 74,868,001,054,231,040/319,783,706.08
  6. Step 6: Final answer
    x = 234,120,749.84

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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.