Home / 414,054,663.30-620,554,490.55-220,059,015.30

Finding the Fourth Proportional to 414,054,663.30, 620,554,490.55 and 220,059,015.30

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Solution

The fourth proportional to 414,054,663.30, 620,554,490.55 and 220,059,015.30 is: 329,808,168.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,054,663.30 : 620,554,490.55 = 220,059,015.30 : x
  2. Step 2: Convert to fraction form
    414,054,663.30/620,554,490.55 = 220,059,015.30/x
  3. Step 3: Cross multiply
    414,054,663.30x = 620,554,490.55 × 220,059,015.30
  4. Step 4: Simplify right side
    414,054,663.30x = 136,558,610,130,426,160
  5. Step 5: Solve for x
    x = 136,558,610,130,426,160/414,054,663.30
  6. Step 6: Final answer
    x = 329,808,168.42

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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.