Home / 192,470,487.80-288,705,731.70-149,472,318.20

Finding the Fourth Proportional to 192,470,487.80, 288,705,731.70 and 149,472,318.20

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Solution

The fourth proportional to 192,470,487.80, 288,705,731.70 and 149,472,318.20 is: 224,208,477.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,470,487.80 : 288,705,731.70 = 149,472,318.20 : x
  2. Step 2: Convert to fraction form
    192,470,487.80/288,705,731.70 = 149,472,318.20/x
  3. Step 3: Cross multiply
    192,470,487.80x = 288,705,731.70 × 149,472,318.20
  4. Step 4: Simplify right side
    192,470,487.80x = 43,153,514,994,826,224
  5. Step 5: Solve for x
    x = 43,153,514,994,826,224/192,470,487.80
  6. Step 6: Final answer
    x = 224,208,477.30

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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.