Home / 374,594,474,097.72-516,939,070,780.64-203,316,405,137.48

Finding the Fourth Proportional to 374,594,474,097.72, 516,939,070,780.64 and 203,316,405,137.48

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Solution

The fourth proportional to 374,594,474,097.72, 516,939,070,780.64 and 203,316,405,137.48 is: 280,575,931,610.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,594,474,097.72 : 516,939,070,780.64 = 203,316,405,137.48 : x
  2. Step 2: Convert to fraction form
    374,594,474,097.72/516,939,070,780.64 = 203,316,405,137.48/x
  3. Step 3: Cross multiply
    374,594,474,097.72x = 516,939,070,780.64 × 203,316,405,137.48
  4. Step 4: Simplify right side
    374,594,474,097.72x = 105,102,193,546,229,056,536,576
  5. Step 5: Solve for x
    x = 105,102,193,546,229,056,536,576/374,594,474,097.72
  6. Step 6: Final answer
    x = 280,575,931,610.81

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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.