Finding the Fourth Proportional to 4,739,079,886.83, 6,536,781,233.15 and 3,047,672,961.99
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Solution
The fourth proportional to 4,739,079,886.83, 6,536,781,233.15 and 3,047,672,961.99 is: 4,203,763,578.26
Step by Step Solution
- Step 1: Write the proportion equation
4,739,079,886.83 : 6,536,781,233.15 = 3,047,672,961.99 : x - Step 2: Convert to fraction form
4,739,079,886.83/6,536,781,233.15 = 3,047,672,961.99/x - Step 3: Cross multiply
4,739,079,886.83x = 6,536,781,233.15 × 3,047,672,961.99 - Step 4: Simplify right side
4,739,079,886.83x = 19,921,971,422,699,667,456 - Step 5: Solve for x
x = 19,921,971,422,699,667,456/4,739,079,886.83 - Step 6: Final answer
x = 4,203,763,578.26
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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.