Home / 1,183,204,643.40-1,632,529,047.60-765,013,725.36

Finding the Fourth Proportional to 1,183,204,643.40, 1,632,529,047.60 and 765,013,725.36

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Solution

The fourth proportional to 1,183,204,643.40, 1,632,529,047.60 and 765,013,725.36 is: 1,055,529,265.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,204,643.40 : 1,632,529,047.60 = 765,013,725.36 : x
  2. Step 2: Convert to fraction form
    1,183,204,643.40/1,632,529,047.60 = 765,013,725.36/x
  3. Step 3: Cross multiply
    1,183,204,643.40x = 1,632,529,047.60 × 765,013,725.36
  4. Step 4: Simplify right side
    1,183,204,643.40x = 1,248,907,128,462,888,704
  5. Step 5: Solve for x
    x = 1,248,907,128,462,888,704/1,183,204,643.40
  6. Step 6: Final answer
    x = 1,055,529,265.74

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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.