Home / 3,035,200,124.53-4,184,457,004.21-2,129,725,800.39

Finding the Fourth Proportional to 3,035,200,124.53, 4,184,457,004.21 and 2,129,725,800.39

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Solution

The fourth proportional to 3,035,200,124.53, 4,184,457,004.21 and 2,129,725,800.39 is: 2,936,131,285.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035,200,124.53 : 4,184,457,004.21 = 2,129,725,800.39 : x
  2. Step 2: Convert to fraction form
    3,035,200,124.53/4,184,457,004.21 = 2,129,725,800.39/x
  3. Step 3: Cross multiply
    3,035,200,124.53x = 4,184,457,004.21 × 2,129,725,800.39
  4. Step 4: Simplify right side
    3,035,200,124.53x = 8,911,746,042,491,164,672
  5. Step 5: Solve for x
    x = 8,911,746,042,491,164,672/3,035,200,124.53
  6. Step 6: Final answer
    x = 2,936,131,285.21

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.