Home / 442,912,550.05-611,237,889.21-254,740,896.01

Finding the Fourth Proportional to 442,912,550.05, 611,237,889.21 and 254,740,896.01

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Solution

The fourth proportional to 442,912,550.05, 611,237,889.21 and 254,740,896.01 is: 351,553,117.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,912,550.05 : 611,237,889.21 = 254,740,896.01 : x
  2. Step 2: Convert to fraction form
    442,912,550.05/611,237,889.21 = 254,740,896.01/x
  3. Step 3: Cross multiply
    442,912,550.05x = 611,237,889.21 × 254,740,896.01
  4. Step 4: Simplify right side
    442,912,550.05x = 155,707,287,572,616,512
  5. Step 5: Solve for x
    x = 155,707,287,572,616,512/442,912,550.05
  6. Step 6: Final answer
    x = 351,553,117.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.