Home / 7,778,857,055.64-11,670,141,862.14-2,538,475,015.32

Finding the Fourth Proportional to 7,778,857,055.64, 11,670,141,862.14 and 2,538,475,015.32

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Solution

The fourth proportional to 7,778,857,055.64, 11,670,141,862.14 and 2,538,475,015.32 is: 3,808,318,282.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,778,857,055.64 : 11,670,141,862.14 = 2,538,475,015.32 : x
  2. Step 2: Convert to fraction form
    7,778,857,055.64/11,670,141,862.14 = 2,538,475,015.32/x
  3. Step 3: Cross multiply
    7,778,857,055.64x = 11,670,141,862.14 × 2,538,475,015.32
  4. Step 4: Simplify right side
    7,778,857,055.64x = 29,624,363,542,282,412,032
  5. Step 5: Solve for x
    x = 29,624,363,542,282,412,032/7,778,857,055.64
  6. Step 6: Final answer
    x = 3,808,318,282.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.