Home / 299,575,851.60-413,378,870.56-165,595,669.12

Finding the Fourth Proportional to 299,575,851.60, 413,378,870.56 and 165,595,669.12

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Solution

The fourth proportional to 299,575,851.60, 413,378,870.56 and 165,595,669.12 is: 228,502,231.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,575,851.60 : 413,378,870.56 = 165,595,669.12 : x
  2. Step 2: Convert to fraction form
    299,575,851.60/413,378,870.56 = 165,595,669.12/x
  3. Step 3: Cross multiply
    299,575,851.60x = 413,378,870.56 × 165,595,669.12
  4. Step 4: Simplify right side
    299,575,851.60x = 68,453,750,670,453,072
  5. Step 5: Solve for x
    x = 68,453,750,670,453,072/299,575,851.60
  6. Step 6: Final answer
    x = 228,502,231.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.