Home / 2,090,581,027.76-3,135,871,540.56-780,585,384.08

Finding the Fourth Proportional to 2,090,581,027.76, 3,135,871,540.56 and 780,585,384.08

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Solution

The fourth proportional to 2,090,581,027.76, 3,135,871,540.56 and 780,585,384.08 is: 1,170,878,075.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090,581,027.76 : 3,135,871,540.56 = 780,585,384.08 : x
  2. Step 2: Convert to fraction form
    2,090,581,027.76/3,135,871,540.56 = 780,585,384.08/x
  3. Step 3: Cross multiply
    2,090,581,027.76x = 3,135,871,540.56 × 780,585,384.08
  4. Step 4: Simplify right side
    2,090,581,027.76x = 2,447,815,490,913,568,768
  5. Step 5: Solve for x
    x = 2,447,815,490,913,568,768/2,090,581,027.76
  6. Step 6: Final answer
    x = 1,170,878,075.72

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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.