Home / 165,759,539.40-248,161,012.20-146,627,663.40

Finding the Fourth Proportional to 165,759,539.40, 248,161,012.20 and 146,627,663.40

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Solution

The fourth proportional to 165,759,539.40, 248,161,012.20 and 146,627,663.40 is: 219,518,402.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,759,539.40 : 248,161,012.20 = 146,627,663.40 : x
  2. Step 2: Convert to fraction form
    165,759,539.40/248,161,012.20 = 146,627,663.40/x
  3. Step 3: Cross multiply
    165,759,539.40x = 248,161,012.20 × 146,627,663.40
  4. Step 4: Simplify right side
    165,759,539.40x = 36,387,269,365,864,896
  5. Step 5: Solve for x
    x = 36,387,269,365,864,896/165,759,539.40
  6. Step 6: Final answer
    x = 219,518,402.97

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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.