Finding the Fourth Proportional to 4,221,977,991.01, 5,826,313,638.68 and 2,316,771,342.95
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Solution
The fourth proportional to 4,221,977,991.01, 5,826,313,638.68 and 2,316,771,342.95 is: 3,197,135,679.49
Step by Step Solution
- Step 1: Write the proportion equation
4,221,977,991.01 : 5,826,313,638.68 = 2,316,771,342.95 : x - Step 2: Convert to fraction form
4,221,977,991.01/5,826,313,638.68 = 2,316,771,342.95/x - Step 3: Cross multiply
4,221,977,991.01x = 5,826,313,638.68 × 2,316,771,342.95 - Step 4: Simplify right side
4,221,977,991.01x = 13,498,236,473,091,850,240 - Step 5: Solve for x
x = 13,498,236,473,091,850,240/4,221,977,991.01 - Step 6: Final answer
x = 3,197,135,679.49
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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.