Home / 165,243,612.30-247,865,418.45-146,111,736.30

Finding the Fourth Proportional to 165,243,612.30, 247,865,418.45 and 146,111,736.30

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Solution

The fourth proportional to 165,243,612.30, 247,865,418.45 and 146,111,736.30 is: 219,167,604.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,243,612.30 : 247,865,418.45 = 146,111,736.30 : x
  2. Step 2: Convert to fraction form
    165,243,612.30/247,865,418.45 = 146,111,736.30/x
  3. Step 3: Cross multiply
    165,243,612.30x = 247,865,418.45 × 146,111,736.30
  4. Step 4: Simplify right side
    165,243,612.30x = 36,216,046,658,455,552
  5. Step 5: Solve for x
    x = 36,216,046,658,455,552/165,243,612.30
  6. Step 6: Final answer
    x = 219,167,604.45

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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.