Home / 1,446,660,802.56-2,169,991,203.84-425,454,274.56

Finding the Fourth Proportional to 1,446,660,802.56, 2,169,991,203.84 and 425,454,274.56

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Solution

The fourth proportional to 1,446,660,802.56, 2,169,991,203.84 and 425,454,274.56 is: 638,181,411.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,660,802.56 : 2,169,991,203.84 = 425,454,274.56 : x
  2. Step 2: Convert to fraction form
    1,446,660,802.56/2,169,991,203.84 = 425,454,274.56/x
  3. Step 3: Cross multiply
    1,446,660,802.56x = 2,169,991,203.84 × 425,454,274.56
  4. Step 4: Simplify right side
    1,446,660,802.56x = 923,232,033,431,328,384
  5. Step 5: Solve for x
    x = 923,232,033,431,328,384/1,446,660,802.56
  6. Step 6: Final answer
    x = 638,181,411.84

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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.