Home / 1,203,029,852.40-1,804,544,778.60-789,781,330.80

Finding the Fourth Proportional to 1,203,029,852.40, 1,804,544,778.60 and 789,781,330.80

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Solution

The fourth proportional to 1,203,029,852.40, 1,804,544,778.60 and 789,781,330.80 is: 1,184,671,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,029,852.40 : 1,804,544,778.60 = 789,781,330.80 : x
  2. Step 2: Convert to fraction form
    1,203,029,852.40/1,804,544,778.60 = 789,781,330.80/x
  3. Step 3: Cross multiply
    1,203,029,852.40x = 1,804,544,778.60 × 789,781,330.80
  4. Step 4: Simplify right side
    1,203,029,852.40x = 1,425,195,776,730,899,200
  5. Step 5: Solve for x
    x = 1,425,195,776,730,899,200/1,203,029,852.40
  6. Step 6: Final answer
    x = 1,184,671,996.20

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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.