Finding the Fourth Proportional to 8,854,338,905.26, 13,281,508,358.80 and 2,958,898,141.45
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Solution
The fourth proportional to 8,854,338,905.26, 13,281,508,358.80 and 2,958,898,141.45 is: 4,438,347,212.48
Step by Step Solution
- Step 1: Write the proportion equation
8,854,338,905.26 : 13,281,508,358.80 = 2,958,898,141.45 : x - Step 2: Convert to fraction form
8,854,338,905.26/13,281,508,358.80 = 2,958,898,141.45/x - Step 3: Cross multiply
8,854,338,905.26x = 13,281,508,358.80 × 2,958,898,141.45 - Step 4: Simplify right side
8,854,338,905.26x = 39,298,630,398,517,313,536 - Step 5: Solve for x
x = 39,298,630,398,517,313,536/8,854,338,905.26 - Step 6: Final answer
x = 4,438,347,212.48
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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.