Home / 8,290,768,908.17-11,439,982,602.64-4,722,020,858

Finding the Fourth Proportional to 8,290,768,908.17, 11,439,982,602.64 and 4,722,020,858

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Solution

The fourth proportional to 8,290,768,908.17, 11,439,982,602.64 and 4,722,020,858 is: 6,515,660,617.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290,768,908.17 : 11,439,982,602.64 = 4,722,020,858 : x
  2. Step 2: Convert to fraction form
    8,290,768,908.17/11,439,982,602.64 = 4,722,020,858/x
  3. Step 3: Cross multiply
    8,290,768,908.17x = 11,439,982,602.64 × 4,722,020,858
  4. Step 4: Simplify right side
    8,290,768,908.17x = 54,019,836,464,823,205,888
  5. Step 5: Solve for x
    x = 54,019,836,464,823,205,888/8,290,768,908.17
  6. Step 6: Final answer
    x = 6,515,660,617.63

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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.