Home / 414,882,022.40-622,354,526.40-123,726,420.80

Finding the Fourth Proportional to 414,882,022.40, 622,354,526.40 and 123,726,420.80

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Solution

The fourth proportional to 414,882,022.40, 622,354,526.40 and 123,726,420.80 is: 185,599,023.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,882,022.40 : 622,354,526.40 = 123,726,420.80 : x
  2. Step 2: Convert to fraction form
    414,882,022.40/622,354,526.40 = 123,726,420.80/x
  3. Step 3: Cross multiply
    414,882,022.40x = 622,354,526.40 × 123,726,420.80
  4. Step 4: Simplify right side
    414,882,022.40x = 77,001,698,020,151,104
  5. Step 5: Solve for x
    x = 77,001,698,020,151,104/414,882,022.40
  6. Step 6: Final answer
    x = 185,599,023.01

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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.