Finding the Fourth Proportional to 64,689,036,294.80, 97,035,531,239.88 and 22,193,337,455.12
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Solution
The fourth proportional to 64,689,036,294.80, 97,035,531,239.88 and 22,193,337,455.12 is: 33,290,684,377.02
Step by Step Solution
- Step 1: Write the proportion equation
64,689,036,294.80 : 97,035,531,239.88 = 22,193,337,455.12 : x - Step 2: Convert to fraction form
64,689,036,294.80/97,035,531,239.88 = 22,193,337,455.12/x - Step 3: Cross multiply
64,689,036,294.80x = 97,035,531,239.88 × 22,193,337,455.12 - Step 4: Simplify right side
64,689,036,294.80x = 2,153,542,289,943,495,704,576 - Step 5: Solve for x
x = 2,153,542,289,943,495,704,576/64,689,036,294.80 - Step 6: Final answer
x = 33,290,684,377.02
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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.