Home / 444,573,579.47-666,949,802.92-153,451,978.43

Finding the Fourth Proportional to 444,573,579.47, 666,949,802.92 and 153,451,978.43

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Solution

The fourth proportional to 444,573,579.47, 666,949,802.92 and 153,451,978.43 is: 230,208,837.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,573,579.47 : 666,949,802.92 = 153,451,978.43 : x
  2. Step 2: Convert to fraction form
    444,573,579.47/666,949,802.92 = 153,451,978.43/x
  3. Step 3: Cross multiply
    444,573,579.47x = 666,949,802.92 × 153,451,978.43
  4. Step 4: Simplify right side
    444,573,579.47x = 102,344,766,767,854,224
  5. Step 5: Solve for x
    x = 102,344,766,767,854,224/444,573,579.47
  6. Step 6: Final answer
    x = 230,208,837.18

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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.