Home / 6,216,427,814.77-9,329,477,161.69-4,338,876,147.86

Finding the Fourth Proportional to 6,216,427,814.77, 9,329,477,161.69 and 4,338,876,147.86

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Solution

The fourth proportional to 6,216,427,814.77, 9,329,477,161.69 and 4,338,876,147.86 is: 6,511,689,210.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,216,427,814.77 : 9,329,477,161.69 = 4,338,876,147.86 : x
  2. Step 2: Convert to fraction form
    6,216,427,814.77/9,329,477,161.69 = 4,338,876,147.86/x
  3. Step 3: Cross multiply
    6,216,427,814.77x = 9,329,477,161.69 × 4,338,876,147.86
  4. Step 4: Simplify right side
    6,216,427,814.77x = 40,479,445,928,861,351,936
  5. Step 5: Solve for x
    x = 40,479,445,928,861,351,936/6,216,427,814.77
  6. Step 6: Final answer
    x = 6,511,689,210.43

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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.