Finding the Fourth Proportional to 9,528,575,808.80, 14,292,868,897.20 and 2,985,986,266.40
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Solution
The fourth proportional to 9,528,575,808.80, 14,292,868,897.20 and 2,985,986,266.40 is: 4,478,981,024.12
Step by Step Solution
- Step 1: Write the proportion equation
9,528,575,808.80 : 14,292,868,897.20 = 2,985,986,266.40 : x - Step 2: Convert to fraction form
9,528,575,808.80/14,292,868,897.20 = 2,985,986,266.40/x - Step 3: Cross multiply
9,528,575,808.80x = 14,292,868,897.20 × 2,985,986,266.40 - Step 4: Simplify right side
9,528,575,808.80x = 42,678,310,234,494,918,656 - Step 5: Solve for x
x = 42,678,310,234,494,918,656/9,528,575,808.80 - Step 6: Final answer
x = 4,478,981,024.12
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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.