Finding the Fourth Proportional to 19,729,989,057.99, 29,593,495,100.21 and 6,283,729,595.55
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Solution
The fourth proportional to 19,729,989,057.99, 29,593,495,100.21 and 6,283,729,595.55 is: 9,425,120,330.80
Step by Step Solution
- Step 1: Write the proportion equation
19,729,989,057.99 : 29,593,495,100.21 = 6,283,729,595.55 : x - Step 2: Convert to fraction form
19,729,989,057.99/29,593,495,100.21 = 6,283,729,595.55/x - Step 3: Cross multiply
19,729,989,057.99x = 29,593,495,100.21 × 6,283,729,595.55 - Step 4: Simplify right side
19,729,989,057.99x = 185,957,520,996,922,097,664 - Step 5: Solve for x
x = 185,957,520,996,922,097,664/19,729,989,057.99 - Step 6: Final answer
x = 9,425,120,330.80
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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.