Home / 8,019,869,957.70-12,029,804,936.55-7,330,555,551.30

Finding the Fourth Proportional to 8,019,869,957.70, 12,029,804,936.55 and 7,330,555,551.30

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Solution

The fourth proportional to 8,019,869,957.70, 12,029,804,936.55 and 7,330,555,551.30 is: 10,995,833,326.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019,869,957.70 : 12,029,804,936.55 = 7,330,555,551.30 : x
  2. Step 2: Convert to fraction form
    8,019,869,957.70/12,029,804,936.55 = 7,330,555,551.30/x
  3. Step 3: Cross multiply
    8,019,869,957.70x = 12,029,804,936.55 × 7,330,555,551.30
  4. Step 4: Simplify right side
    8,019,869,957.70x = 88,185,153,358,682,750,976
  5. Step 5: Solve for x
    x = 88,185,153,358,682,750,976/8,019,869,957.70
  6. Step 6: Final answer
    x = 10,995,833,326.95

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Double scale
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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.