Home / 304,485,432.59-420,190,302.44-165,256,194.35

Finding the Fourth Proportional to 304,485,432.59, 420,190,302.44 and 165,256,194.35

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Solution

The fourth proportional to 304,485,432.59, 420,190,302.44 and 165,256,194.35 is: 228,053,768.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,485,432.59 : 420,190,302.44 = 165,256,194.35 : x
  2. Step 2: Convert to fraction form
    304,485,432.59/420,190,302.44 = 165,256,194.35/x
  3. Step 3: Cross multiply
    304,485,432.59x = 420,190,302.44 × 165,256,194.35
  4. Step 4: Simplify right side
    304,485,432.59x = 69,439,050,285,473,528
  5. Step 5: Solve for x
    x = 69,439,050,285,473,528/304,485,432.59
  6. Step 6: Final answer
    x = 228,053,768.27

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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.