Home / 1,430,543,079,187.80-2,145,814,500,438.90-396,746,073,448.38

Finding the Fourth Proportional to 1,430,543,079,187.80, 2,145,814,500,438.90 and 396,746,073,448.38

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Solution

The fourth proportional to 1,430,543,079,187.80, 2,145,814,500,438.90 and 396,746,073,448.38 is: 595,119,077,351.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,543,079,187.80 : 2,145,814,500,438.90 = 396,746,073,448.38 : x
  2. Step 2: Convert to fraction form
    1,430,543,079,187.80/2,145,814,500,438.90 = 396,746,073,448.38/x
  3. Step 3: Cross multiply
    1,430,543,079,187.80x = 2,145,814,500,438.90 × 396,746,073,448.38
  4. Step 4: Simplify right side
    1,430,543,079,187.80x = 851,343,477,397,730,568,962,048
  5. Step 5: Solve for x
    x = 851,343,477,397,730,568,962,048/1,430,543,079,187.80
  6. Step 6: Final answer
    x = 595,119,077,351.44

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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.