Home / 451,770,364.98-677,686,678.02-189,190,536.30

Finding the Fourth Proportional to 451,770,364.98, 677,686,678.02 and 189,190,536.30

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Solution

The fourth proportional to 451,770,364.98, 677,686,678.02 and 189,190,536.30 is: 283,798,841.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,770,364.98 : 677,686,678.02 = 189,190,536.30 : x
  2. Step 2: Convert to fraction form
    451,770,364.98/677,686,678.02 = 189,190,536.30/x
  3. Step 3: Cross multiply
    451,770,364.98x = 677,686,678.02 × 189,190,536.30
  4. Step 4: Simplify right side
    451,770,364.98x = 128,211,906,057,969,232
  5. Step 5: Solve for x
    x = 128,211,906,057,969,232/451,770,364.98
  6. Step 6: Final answer
    x = 283,798,841.17

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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.