Home / 196,128,002.40-294,192,003.60-165,894,914.40

Finding the Fourth Proportional to 196,128,002.40, 294,192,003.60 and 165,894,914.40

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Solution

The fourth proportional to 196,128,002.40, 294,192,003.60 and 165,894,914.40 is: 248,842,371.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,128,002.40 : 294,192,003.60 = 165,894,914.40 : x
  2. Step 2: Convert to fraction form
    196,128,002.40/294,192,003.60 = 165,894,914.40/x
  3. Step 3: Cross multiply
    196,128,002.40x = 294,192,003.60 × 165,894,914.40
  4. Step 4: Simplify right side
    196,128,002.40x = 48,804,957,254,386,496
  5. Step 5: Solve for x
    x = 48,804,957,254,386,496/196,128,002.40
  6. Step 6: Final answer
    x = 248,842,371.60

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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.