Home / 306,152,539.70-459,228,809.55-220,059,097.70

Finding the Fourth Proportional to 306,152,539.70, 459,228,809.55 and 220,059,097.70

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Solution

The fourth proportional to 306,152,539.70, 459,228,809.55 and 220,059,097.70 is: 330,088,646.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,152,539.70 : 459,228,809.55 = 220,059,097.70 : x
  2. Step 2: Convert to fraction form
    306,152,539.70/459,228,809.55 = 220,059,097.70/x
  3. Step 3: Cross multiply
    306,152,539.70x = 459,228,809.55 × 220,059,097.70
  4. Step 4: Simplify right side
    306,152,539.70x = 101,057,477,467,418,144
  5. Step 5: Solve for x
    x = 101,057,477,467,418,144/306,152,539.70
  6. Step 6: Final answer
    x = 330,088,646.55

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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.