Home / 5,118,556,620.52-7,063,634,256.62-2,860,533,833.79

Finding the Fourth Proportional to 5,118,556,620.52, 7,063,634,256.62 and 2,860,533,833.79

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Solution

The fourth proportional to 5,118,556,620.52, 7,063,634,256.62 and 2,860,533,833.79 is: 3,947,551,288.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118,556,620.52 : 7,063,634,256.62 = 2,860,533,833.79 : x
  2. Step 2: Convert to fraction form
    5,118,556,620.52/7,063,634,256.62 = 2,860,533,833.79/x
  3. Step 3: Cross multiply
    5,118,556,620.52x = 7,063,634,256.62 × 2,860,533,833.79
  4. Step 4: Simplify right side
    5,118,556,620.52x = 20,205,764,780,579,586,048
  5. Step 5: Solve for x
    x = 20,205,764,780,579,586,048/5,118,556,620.52
  6. Step 6: Final answer
    x = 3,947,551,288.11

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1.5x scale

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.