Finding the Fourth Proportional to 4,914,447,092.40, 7,371,670,638.60 and 1,808,387,023.80
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Solution
The fourth proportional to 4,914,447,092.40, 7,371,670,638.60 and 1,808,387,023.80 is: 2,712,580,535.70
Step by Step Solution
- Step 1: Write the proportion equation
4,914,447,092.40 : 7,371,670,638.60 = 1,808,387,023.80 : x - Step 2: Convert to fraction form
4,914,447,092.40/7,371,670,638.60 = 1,808,387,023.80/x - Step 3: Cross multiply
4,914,447,092.40x = 7,371,670,638.60 × 1,808,387,023.80 - Step 4: Simplify right side
4,914,447,092.40x = 13,330,833,526,571,700,224 - Step 5: Solve for x
x = 13,330,833,526,571,700,224/4,914,447,092.40 - Step 6: Final answer
x = 2,712,580,535.70
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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.