Home / 221,434,005.80-332,151,008.70-164,038,377.80

Finding the Fourth Proportional to 221,434,005.80, 332,151,008.70 and 164,038,377.80

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Solution

The fourth proportional to 221,434,005.80, 332,151,008.70 and 164,038,377.80 is: 246,057,566.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,434,005.80 : 332,151,008.70 = 164,038,377.80 : x
  2. Step 2: Convert to fraction form
    221,434,005.80/332,151,008.70 = 164,038,377.80/x
  3. Step 3: Cross multiply
    221,434,005.80x = 332,151,008.70 × 164,038,377.80
  4. Step 4: Simplify right side
    221,434,005.80x = 54,485,512,651,781,688
  5. Step 5: Solve for x
    x = 54,485,512,651,781,688/221,434,005.80
  6. Step 6: Final answer
    x = 246,057,566.70

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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.