Finding the Fourth Proportional to 16,373,237,913.78, 22,595,287,860.47 and 9,236,629,655.99
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Solution
The fourth proportional to 16,373,237,913.78, 22,595,287,860.47 and 9,236,629,655.99 is: 12,746,672,773.99
Step by Step Solution
- Step 1: Write the proportion equation
16,373,237,913.78 : 22,595,287,860.47 = 9,236,629,655.99 : x - Step 2: Convert to fraction form
16,373,237,913.78/22,595,287,860.47 = 9,236,629,655.99/x - Step 3: Cross multiply
16,373,237,913.78x = 22,595,287,860.47 × 9,236,629,655.99 - Step 4: Simplify right side
16,373,237,913.78x = 208,704,305,937,602,445,312 - Step 5: Solve for x
x = 208,704,305,937,602,445,312/16,373,237,913.78 - Step 6: Final answer
x = 12,746,672,773.99
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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.