Home / 229,240,054.80-343,860,082.20-208,076,893.20

Finding the Fourth Proportional to 229,240,054.80, 343,860,082.20 and 208,076,893.20

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Solution

The fourth proportional to 229,240,054.80, 343,860,082.20 and 208,076,893.20 is: 312,115,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,240,054.80 : 343,860,082.20 = 208,076,893.20 : x
  2. Step 2: Convert to fraction form
    229,240,054.80/343,860,082.20 = 208,076,893.20/x
  3. Step 3: Cross multiply
    229,240,054.80x = 343,860,082.20 × 208,076,893.20
  4. Step 4: Simplify right side
    229,240,054.80x = 71,549,337,599,672,616
  5. Step 5: Solve for x
    x = 71,549,337,599,672,616/229,240,054.80
  6. Step 6: Final answer
    x = 312,115,339.80

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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.