Home / 9,789,258,814,548.80-13,509,219,162,997-5,339,796,794,438.40

Finding the Fourth Proportional to 9,789,258,814,548.80, 13,509,219,162,997 and 5,339,796,794,438.40

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Solution

The fourth proportional to 9,789,258,814,548.80, 13,509,219,162,997 and 5,339,796,794,438.40 is: 7,368,942,485,689.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,258,814,548.80 : 13,509,219,162,997 = 5,339,796,794,438.40 : x
  2. Step 2: Convert to fraction form
    9,789,258,814,548.80/13,509,219,162,997 = 5,339,796,794,438.40/x
  3. Step 3: Cross multiply
    9,789,258,814,548.80x = 13,509,219,162,997 × 5,339,796,794,438.40
  4. Step 4: Simplify right side
    9,789,258,814,548.80x = 72,136,485,181,937,186,865,414,144
  5. Step 5: Solve for x
    x = 72,136,485,181,937,186,865,414,144/9,789,258,814,548.80
  6. Step 6: Final answer
    x = 7,368,942,485,689.31

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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.