Home / 6,443,407,427.04-8,892,676,333.42-3,903,014,855.72

Finding the Fourth Proportional to 6,443,407,427.04, 8,892,676,333.42 and 3,903,014,855.72

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Solution

The fourth proportional to 6,443,407,427.04, 8,892,676,333.42 and 3,903,014,855.72 is: 5,386,629,392.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,407,427.04 : 8,892,676,333.42 = 3,903,014,855.72 : x
  2. Step 2: Convert to fraction form
    6,443,407,427.04/8,892,676,333.42 = 3,903,014,855.72/x
  3. Step 3: Cross multiply
    6,443,407,427.04x = 8,892,676,333.42 × 3,903,014,855.72
  4. Step 4: Simplify right side
    6,443,407,427.04x = 34,708,247,836,460,392,448
  5. Step 5: Solve for x
    x = 34,708,247,836,460,392,448/6,443,407,427.04
  6. Step 6: Final answer
    x = 5,386,629,392.83

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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.