Home / 3,189,130,829.82-4,401,012,711.87-1,779,494,206.14

Finding the Fourth Proportional to 3,189,130,829.82, 4,401,012,711.87 and 1,779,494,206.14

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Solution

The fourth proportional to 3,189,130,829.82, 4,401,012,711.87 and 1,779,494,206.14 is: 2,455,708,793.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,130,829.82 : 4,401,012,711.87 = 1,779,494,206.14 : x
  2. Step 2: Convert to fraction form
    3,189,130,829.82/4,401,012,711.87 = 1,779,494,206.14/x
  3. Step 3: Cross multiply
    3,189,130,829.82x = 4,401,012,711.87 × 1,779,494,206.14
  4. Step 4: Simplify right side
    3,189,130,829.82x = 7,831,576,621,921,154,048
  5. Step 5: Solve for x
    x = 7,831,576,621,921,154,048/3,189,130,829.82
  6. Step 6: Final answer
    x = 2,455,708,793.35

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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.