Home / 221,382,003.40-332,073,005.10-169,725,938.20

Finding the Fourth Proportional to 221,382,003.40, 332,073,005.10 and 169,725,938.20

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Solution

The fourth proportional to 221,382,003.40, 332,073,005.10 and 169,725,938.20 is: 254,588,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,382,003.40 : 332,073,005.10 = 169,725,938.20 : x
  2. Step 2: Convert to fraction form
    221,382,003.40/332,073,005.10 = 169,725,938.20/x
  3. Step 3: Cross multiply
    221,382,003.40x = 332,073,005.10 × 169,725,938.20
  4. Step 4: Simplify right side
    221,382,003.40x = 56,361,402,341,490,888
  5. Step 5: Solve for x
    x = 56,361,402,341,490,888/221,382,003.40
  6. Step 6: Final answer
    x = 254,588,907.30

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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.