Finding the Fourth Proportional to 966,528,823.80, 1,449,793,235.70 and 966,528,823.80
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Solution
The fourth proportional to 966,528,823.80, 1,449,793,235.70 and 966,528,823.80 is: 1,449,793,235.70
Step by Step Solution
- Step 1: Write the proportion equation
966,528,823.80 : 1,449,793,235.70 = 966,528,823.80 : x - Step 2: Convert to fraction form
966,528,823.80/1,449,793,235.70 = 966,528,823.80/x - Step 3: Cross multiply
966,528,823.80x = 1,449,793,235.70 × 966,528,823.80 - Step 4: Simplify right side
966,528,823.80x = 1,401,266,950,854,317,056 - Step 5: Solve for x
x = 1,401,266,950,854,317,056/966,528,823.80 - Step 6: Final answer
x = 1,449,793,235.70
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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.