Home / 6,422,900,112.49-9,634,814,513.48-2,688,435,640.57

Finding the Fourth Proportional to 6,422,900,112.49, 9,634,814,513.48 and 2,688,435,640.57

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Solution

The fourth proportional to 6,422,900,112.49, 9,634,814,513.48 and 2,688,435,640.57 is: 4,032,847,821.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422,900,112.49 : 9,634,814,513.48 = 2,688,435,640.57 : x
  2. Step 2: Convert to fraction form
    6,422,900,112.49/9,634,814,513.48 = 2,688,435,640.57/x
  3. Step 3: Cross multiply
    6,422,900,112.49x = 9,634,814,513.48 × 2,688,435,640.57
  4. Step 4: Simplify right side
    6,422,900,112.49x = 25,902,578,728,320,737,280
  5. Step 5: Solve for x
    x = 25,902,578,728,320,737,280/6,422,900,112.49
  6. Step 6: Final answer
    x = 4,032,847,821.80

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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.