Home / 2,525,667,965.65-3,485,444,345.45-1,396,714,120.45

Finding the Fourth Proportional to 2,525,667,965.65, 3,485,444,345.45 and 1,396,714,120.45

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Solution

The fourth proportional to 2,525,667,965.65, 3,485,444,345.45 and 1,396,714,120.45 is: 1,927,477,958.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525,667,965.65 : 3,485,444,345.45 = 1,396,714,120.45 : x
  2. Step 2: Convert to fraction form
    2,525,667,965.65/3,485,444,345.45 = 1,396,714,120.45/x
  3. Step 3: Cross multiply
    2,525,667,965.65x = 3,485,444,345.45 × 1,396,714,120.45
  4. Step 4: Simplify right side
    2,525,667,965.65x = 4,868,169,333,349,433,344
  5. Step 5: Solve for x
    x = 4,868,169,333,349,433,344/2,525,667,965.65
  6. Step 6: Final answer
    x = 1,927,477,958.14

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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.