Home / 319,878,532.06-479,836,398.52-89,865,552.85

Finding the Fourth Proportional to 319,878,532.06, 479,836,398.52 and 89,865,552.85

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Solution

The fourth proportional to 319,878,532.06, 479,836,398.52 and 89,865,552.85 is: 134,803,554.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,878,532.06 : 479,836,398.52 = 89,865,552.85 : x
  2. Step 2: Convert to fraction form
    319,878,532.06/479,836,398.52 = 89,865,552.85/x
  3. Step 3: Cross multiply
    319,878,532.06x = 479,836,398.52 × 89,865,552.85
  4. Step 4: Simplify right side
    319,878,532.06x = 43,120,763,229,465,464
  5. Step 5: Solve for x
    x = 43,120,763,229,465,464/319,878,532.06
  6. Step 6: Final answer
    x = 134,803,554.81

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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.