Home / 275,779,907.34-380,599,023.69-158,327,903.40

Finding the Fourth Proportional to 275,779,907.34, 380,599,023.69 and 158,327,903.40

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Solution

The fourth proportional to 275,779,907.34, 380,599,023.69 and 158,327,903.40 is: 218,505,568.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,779,907.34 : 380,599,023.69 = 158,327,903.40 : x
  2. Step 2: Convert to fraction form
    275,779,907.34/380,599,023.69 = 158,327,903.40/x
  3. Step 3: Cross multiply
    275,779,907.34x = 380,599,023.69 × 158,327,903.40
  4. Step 4: Simplify right side
    275,779,907.34x = 60,259,445,456,924,632
  5. Step 5: Solve for x
    x = 60,259,445,456,924,632/275,779,907.34
  6. Step 6: Final answer
    x = 218,505,568.58

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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.