Home / 320,137,840.02-441,769,694.67-179,020,693.02

Finding the Fourth Proportional to 320,137,840.02, 441,769,694.67 and 179,020,693.02

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Solution

The fourth proportional to 320,137,840.02, 441,769,694.67 and 179,020,693.02 is: 247,037,079.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,137,840.02 : 441,769,694.67 = 179,020,693.02 : x
  2. Step 2: Convert to fraction form
    320,137,840.02/441,769,694.67 = 179,020,693.02/x
  3. Step 3: Cross multiply
    320,137,840.02x = 441,769,694.67 × 179,020,693.02
  4. Step 4: Simplify right side
    320,137,840.02x = 79,085,916,895,057,200
  5. Step 5: Solve for x
    x = 79,085,916,895,057,200/320,137,840.02
  6. Step 6: Final answer
    x = 247,037,079.06

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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.