Home / 1,049,076,097.69-1,448,378,373.86-667,813,255

Finding the Fourth Proportional to 1,049,076,097.69, 1,448,378,373.86 and 667,813,255

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Solution

The fourth proportional to 1,049,076,097.69, 1,448,378,373.86 and 667,813,255 is: 921,998,202.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,076,097.69 : 1,448,378,373.86 = 667,813,255 : x
  2. Step 2: Convert to fraction form
    1,049,076,097.69/1,448,378,373.86 = 667,813,255/x
  3. Step 3: Cross multiply
    1,049,076,097.69x = 1,448,378,373.86 × 667,813,255
  4. Step 4: Simplify right side
    1,049,076,097.69x = 967,246,276,319,053,440
  5. Step 5: Solve for x
    x = 967,246,276,319,053,440/1,049,076,097.69
  6. Step 6: Final answer
    x = 921,998,202.46

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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.