Home / 546,048,813.34-819,068,279.82-172,556,760.74

Finding the Fourth Proportional to 546,048,813.34, 819,068,279.82 and 172,556,760.74

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Solution

The fourth proportional to 546,048,813.34, 819,068,279.82 and 172,556,760.74 is: 258,833,579.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,048,813.34 : 819,068,279.82 = 172,556,760.74 : x
  2. Step 2: Convert to fraction form
    546,048,813.34/819,068,279.82 = 172,556,760.74/x
  3. Step 3: Cross multiply
    546,048,813.34x = 819,068,279.82 × 172,556,760.74
  4. Step 4: Simplify right side
    546,048,813.34x = 141,335,769,190,623,120
  5. Step 5: Solve for x
    x = 141,335,769,190,623,120/546,048,813.34
  6. Step 6: Final answer
    x = 258,833,579.96

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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.