Home / 789,785,150.40-1,184,677,725.60-560,202,638.40

Finding the Fourth Proportional to 789,785,150.40, 1,184,677,725.60 and 560,202,638.40

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Solution

The fourth proportional to 789,785,150.40, 1,184,677,725.60 and 560,202,638.40 is: 840,303,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,785,150.40 : 1,184,677,725.60 = 560,202,638.40 : x
  2. Step 2: Convert to fraction form
    789,785,150.40/1,184,677,725.60 = 560,202,638.40/x
  3. Step 3: Cross multiply
    789,785,150.40x = 1,184,677,725.60 × 560,202,638.40
  4. Step 4: Simplify right side
    789,785,150.40x = 663,659,587,534,831,104
  5. Step 5: Solve for x
    x = 663,659,587,534,831,104/789,785,150.40
  6. Step 6: Final answer
    x = 840,303,957.60

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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.