Home / 172,810,821.60-259,514,830.80-92,189,253.60

Finding the Fourth Proportional to 172,810,821.60, 259,514,830.80 and 92,189,253.60

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Solution

The fourth proportional to 172,810,821.60, 259,514,830.80 and 92,189,253.60 is: 138,443,173.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,810,821.60 : 259,514,830.80 = 92,189,253.60 : x
  2. Step 2: Convert to fraction form
    172,810,821.60/259,514,830.80 = 92,189,253.60/x
  3. Step 3: Cross multiply
    172,810,821.60x = 259,514,830.80 × 92,189,253.60
  4. Step 4: Simplify right side
    172,810,821.60x = 23,924,478,549,582,292
  5. Step 5: Solve for x
    x = 23,924,478,549,582,292/172,810,821.60
  6. Step 6: Final answer
    x = 138,443,173.45

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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.