Home / 213,863,336-320,801,302.56-52,305,272

Finding the Fourth Proportional to 213,863,336, 320,801,302.56 and 52,305,272

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Solution

The fourth proportional to 213,863,336, 320,801,302.56 and 52,305,272 is: 78,459,448.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,863,336 : 320,801,302.56 = 52,305,272 : x
  2. Step 2: Convert to fraction form
    213,863,336/320,801,302.56 = 52,305,272/x
  3. Step 3: Cross multiply
    213,863,336x = 320,801,302.56 × 52,305,272
  4. Step 4: Simplify right side
    213,863,336x = 16,779,599,388,355,096
  5. Step 5: Solve for x
    x = 16,779,599,388,355,096/213,863,336
  6. Step 6: Final answer
    x = 78,459,448.46

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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.