Home / 389,589,529.14-537,623,260.02-222,322,792.32

Finding the Fourth Proportional to 389,589,529.14, 537,623,260.02 and 222,322,792.32

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Solution

The fourth proportional to 389,589,529.14, 537,623,260.02 and 222,322,792.32 is: 306,799,581.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,589,529.14 : 537,623,260.02 = 222,322,792.32 : x
  2. Step 2: Convert to fraction form
    389,589,529.14/537,623,260.02 = 222,322,792.32/x
  3. Step 3: Cross multiply
    389,589,529.14x = 537,623,260.02 × 222,322,792.32
  4. Step 4: Simplify right side
    389,589,529.14x = 119,525,904,383,827,808
  5. Step 5: Solve for x
    x = 119,525,904,383,827,808/389,589,529.14
  6. Step 6: Final answer
    x = 306,799,581.21

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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.