Home / 2,174,048,403.20-3,265,981,655.84-1,289,314,051.74

Finding the Fourth Proportional to 2,174,048,403.20, 3,265,981,655.84 and 1,289,314,051.74

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Solution

The fourth proportional to 2,174,048,403.20, 3,265,981,655.84 and 1,289,314,051.74 is: 1,936,882,378.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,048,403.20 : 3,265,981,655.84 = 1,289,314,051.74 : x
  2. Step 2: Convert to fraction form
    2,174,048,403.20/3,265,981,655.84 = 1,289,314,051.74/x
  3. Step 3: Cross multiply
    2,174,048,403.20x = 3,265,981,655.84 × 1,289,314,051.74
  4. Step 4: Simplify right side
    2,174,048,403.20x = 4,210,876,041,593,138,176
  5. Step 5: Solve for x
    x = 4,210,876,041,593,138,176/2,174,048,403.20
  6. Step 6: Final answer
    x = 1,936,882,378.24

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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.