Home / 172,300,204.32-237,775,021.20-93,985,464.48

Finding the Fourth Proportional to 172,300,204.32, 237,775,021.20 and 93,985,464.48

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Solution

The fourth proportional to 172,300,204.32, 237,775,021.20 and 93,985,464.48 is: 129,700,344.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,300,204.32 : 237,775,021.20 = 93,985,464.48 : x
  2. Step 2: Convert to fraction form
    172,300,204.32/237,775,021.20 = 93,985,464.48/x
  3. Step 3: Cross multiply
    172,300,204.32x = 237,775,021.20 × 93,985,464.48
  4. Step 4: Simplify right side
    172,300,204.32x = 22,347,395,809,223,848
  5. Step 5: Solve for x
    x = 22,347,395,809,223,848/172,300,204.32
  6. Step 6: Final answer
    x = 129,700,344.22

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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.