Home / 9,789,258,813,374.40-13,509,219,161,379-5,339,796,793,265.60

Finding the Fourth Proportional to 9,789,258,813,374.40, 13,509,219,161,379 and 5,339,796,793,265.60

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Solution

The fourth proportional to 9,789,258,813,374.40, 13,509,219,161,379 and 5,339,796,793,265.60 is: 7,368,942,484,072.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,258,813,374.40 : 13,509,219,161,379 = 5,339,796,793,265.60 : x
  2. Step 2: Convert to fraction form
    9,789,258,813,374.40/13,509,219,161,379 = 5,339,796,793,265.60/x
  3. Step 3: Cross multiply
    9,789,258,813,374.40x = 13,509,219,161,379 × 5,339,796,793,265.60
  4. Step 4: Simplify right side
    9,789,258,813,374.40x = 72,136,485,157,453,777,334,173,696
  5. Step 5: Solve for x
    x = 72,136,485,157,453,777,334,173,696/9,789,258,813,374.40
  6. Step 6: Final answer
    x = 7,368,942,484,072.30

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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.