Home / 321,929,071.80-482,893,607.70-270,273,006.60

Finding the Fourth Proportional to 321,929,071.80, 482,893,607.70 and 270,273,006.60

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Solution

The fourth proportional to 321,929,071.80, 482,893,607.70 and 270,273,006.60 is: 405,409,509.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,929,071.80 : 482,893,607.70 = 270,273,006.60 : x
  2. Step 2: Convert to fraction form
    321,929,071.80/482,893,607.70 = 270,273,006.60/x
  3. Step 3: Cross multiply
    321,929,071.80x = 482,893,607.70 × 270,273,006.60
  4. Step 4: Simplify right side
    321,929,071.80x = 130,513,107,220,999,920
  5. Step 5: Solve for x
    x = 130,513,107,220,999,920/321,929,071.80
  6. Step 6: Final answer
    x = 405,409,509.90

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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.