Home / 2,368,420,354.10-3,268,290,602.82-1,296,516,323.60

Finding the Fourth Proportional to 2,368,420,354.10, 3,268,290,602.82 and 1,296,516,323.60

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Solution

The fourth proportional to 2,368,420,354.10, 3,268,290,602.82 and 1,296,516,323.60 is: 1,789,121,643.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368,420,354.10 : 3,268,290,602.82 = 1,296,516,323.60 : x
  2. Step 2: Convert to fraction form
    2,368,420,354.10/3,268,290,602.82 = 1,296,516,323.60/x
  3. Step 3: Cross multiply
    2,368,420,354.10x = 3,268,290,602.82 × 1,296,516,323.60
  4. Step 4: Simplify right side
    2,368,420,354.10x = 4,237,392,116,824,613,888
  5. Step 5: Solve for x
    x = 4,237,392,116,824,613,888/2,368,420,354.10
  6. Step 6: Final answer
    x = 1,789,121,643.67

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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.