Finding the Fourth Proportional to 2,359,758,701.80, 3,539,638,052.70 and 612,818,093.80
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Solution
The fourth proportional to 2,359,758,701.80, 3,539,638,052.70 and 612,818,093.80 is: 919,227,140.70
Step by Step Solution
- Step 1: Write the proportion equation
2,359,758,701.80 : 3,539,638,052.70 = 612,818,093.80 : x - Step 2: Convert to fraction form
2,359,758,701.80/3,539,638,052.70 = 612,818,093.80/x - Step 3: Cross multiply
2,359,758,701.80x = 3,539,638,052.70 × 612,818,093.80 - Step 4: Simplify right side
2,359,758,701.80x = 2,169,154,244,197,557,760 - Step 5: Solve for x
x = 2,169,154,244,197,557,760/2,359,758,701.80 - Step 6: Final answer
x = 919,227,140.70
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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.