Home / 302,215,331.20-453,322,996.80-236,458,364.80

Finding the Fourth Proportional to 302,215,331.20, 453,322,996.80 and 236,458,364.80

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Solution

The fourth proportional to 302,215,331.20, 453,322,996.80 and 236,458,364.80 is: 354,687,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,215,331.20 : 453,322,996.80 = 236,458,364.80 : x
  2. Step 2: Convert to fraction form
    302,215,331.20/453,322,996.80 = 236,458,364.80/x
  3. Step 3: Cross multiply
    302,215,331.20x = 453,322,996.80 × 236,458,364.80
  4. Step 4: Simplify right side
    302,215,331.20x = 107,192,014,549,563,648
  5. Step 5: Solve for x
    x = 107,192,014,549,563,648/302,215,331.20
  6. Step 6: Final answer
    x = 354,687,547.20

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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.