Home / 9,789,258,813,382.80-13,509,219,161,390-5,339,796,793,273.20

Finding the Fourth Proportional to 9,789,258,813,382.80, 13,509,219,161,390 and 5,339,796,793,273.20

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Solution

The fourth proportional to 9,789,258,813,382.80, 13,509,219,161,390 and 5,339,796,793,273.20 is: 7,368,942,484,082.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,258,813,382.80 : 13,509,219,161,390 = 5,339,796,793,273.20 : x
  2. Step 2: Convert to fraction form
    9,789,258,813,382.80/13,509,219,161,390 = 5,339,796,793,273.20/x
  3. Step 3: Cross multiply
    9,789,258,813,382.80x = 13,509,219,161,390 × 5,339,796,793,273.20
  4. Step 4: Simplify right side
    9,789,258,813,382.80x = 72,136,485,157,615,190,795,091,968
  5. Step 5: Solve for x
    x = 72,136,485,157,615,190,795,091,968/9,789,258,813,382.80
  6. Step 6: Final answer
    x = 7,368,942,484,082.46

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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.