Home / 1,344,253,121.40-2,015,583,419.70-699,280,577.40

Finding the Fourth Proportional to 1,344,253,121.40, 2,015,583,419.70 and 699,280,577.40

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Solution

The fourth proportional to 1,344,253,121.40, 2,015,583,419.70 and 699,280,577.40 is: 1,048,506,650.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,253,121.40 : 2,015,583,419.70 = 699,280,577.40 : x
  2. Step 2: Convert to fraction form
    1,344,253,121.40/2,015,583,419.70 = 699,280,577.40/x
  3. Step 3: Cross multiply
    1,344,253,121.40x = 2,015,583,419.70 × 699,280,577.40
  4. Step 4: Simplify right side
    1,344,253,121.40x = 1,409,458,337,525,682,432
  5. Step 5: Solve for x
    x = 1,409,458,337,525,682,432/1,344,253,121.40
  6. Step 6: Final answer
    x = 1,048,506,650.34

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1.5x scale

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.