Home / 2,556,138,731.70-3,834,208,097.55-1,178,643,659.70

Finding the Fourth Proportional to 2,556,138,731.70, 3,834,208,097.55 and 1,178,643,659.70

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Solution

The fourth proportional to 2,556,138,731.70, 3,834,208,097.55 and 1,178,643,659.70 is: 1,767,965,489.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556,138,731.70 : 3,834,208,097.55 = 1,178,643,659.70 : x
  2. Step 2: Convert to fraction form
    2,556,138,731.70/3,834,208,097.55 = 1,178,643,659.70/x
  3. Step 3: Cross multiply
    2,556,138,731.70x = 3,834,208,097.55 × 1,178,643,659.70
  4. Step 4: Simplify right side
    2,556,138,731.70x = 4,519,165,064,147,706,880
  5. Step 5: Solve for x
    x = 4,519,165,064,147,706,880/2,556,138,731.70
  6. Step 6: Final answer
    x = 1,767,965,489.55

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1.5x scale

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.