Home / 3,853,237,965.12-5,317,614,280.80-2,159,723,632.32

Finding the Fourth Proportional to 3,853,237,965.12, 5,317,614,280.80 and 2,159,723,632.32

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Solution

The fourth proportional to 3,853,237,965.12, 5,317,614,280.80 and 2,159,723,632.32 is: 2,980,500,382.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853,237,965.12 : 5,317,614,280.80 = 2,159,723,632.32 : x
  2. Step 2: Convert to fraction form
    3,853,237,965.12/5,317,614,280.80 = 2,159,723,632.32/x
  3. Step 3: Cross multiply
    3,853,237,965.12x = 5,317,614,280.80 × 2,159,723,632.32
  4. Step 4: Simplify right side
    3,853,237,965.12x = 11,484,577,229,806,082,048
  5. Step 5: Solve for x
    x = 11,484,577,229,806,082,048/3,853,237,965.12
  6. Step 6: Final answer
    x = 2,980,500,382.73

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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.