Home / 163,299,601.80-244,970,397.90-81,460,312.20

Finding the Fourth Proportional to 163,299,601.80, 244,970,397.90 and 81,460,312.20

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Solution

The fourth proportional to 163,299,601.80, 244,970,397.90 and 81,460,312.20 is: 122,200,941.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,299,601.80 : 244,970,397.90 = 81,460,312.20 : x
  2. Step 2: Convert to fraction form
    163,299,601.80/244,970,397.90 = 81,460,312.20/x
  3. Step 3: Cross multiply
    163,299,601.80x = 244,970,397.90 × 81,460,312.20
  4. Step 4: Simplify right side
    163,299,601.80x = 19,955,365,092,692,224
  5. Step 5: Solve for x
    x = 19,955,365,092,692,224/163,299,601.80
  6. Step 6: Final answer
    x = 122,200,941.54

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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.