Finding the Fourth Proportional to 2,229,842,670.51, 3,077,263,788.68 and 1,277,407,483.99
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Solution
The fourth proportional to 2,229,842,670.51, 3,077,263,788.68 and 1,277,407,483.99 is: 1,762,868,674.93
Step by Step Solution
- Step 1: Write the proportion equation
2,229,842,670.51 : 3,077,263,788.68 = 1,277,407,483.99 : x - Step 2: Convert to fraction form
2,229,842,670.51/3,077,263,788.68 = 1,277,407,483.99/x - Step 3: Cross multiply
2,229,842,670.51x = 3,077,263,788.68 × 1,277,407,483.99 - Step 4: Simplify right side
2,229,842,670.51x = 3,930,919,793,867,439,104 - Step 5: Solve for x
x = 3,930,919,793,867,439,104/2,229,842,670.51 - Step 6: Final answer
x = 1,762,868,674.93
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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.