Home / 229,873,187.20-344,809,780.80-189,058,518.40

Finding the Fourth Proportional to 229,873,187.20, 344,809,780.80 and 189,058,518.40

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Solution

The fourth proportional to 229,873,187.20, 344,809,780.80 and 189,058,518.40 is: 283,587,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,873,187.20 : 344,809,780.80 = 189,058,518.40 : x
  2. Step 2: Convert to fraction form
    229,873,187.20/344,809,780.80 = 189,058,518.40/x
  3. Step 3: Cross multiply
    229,873,187.20x = 344,809,780.80 × 189,058,518.40
  4. Step 4: Simplify right side
    229,873,187.20x = 65,189,226,287,876,768
  5. Step 5: Solve for x
    x = 65,189,226,287,876,768/229,873,187.20
  6. Step 6: Final answer
    x = 283,587,777.60

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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.