Finding the Fourth Proportional to 1,793,838,529.60, 2,690,757,794.40 and 826,379,713.60
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Solution
The fourth proportional to 1,793,838,529.60, 2,690,757,794.40 and 826,379,713.60 is: 1,239,569,570.40
Step by Step Solution
- Step 1: Write the proportion equation
1,793,838,529.60 : 2,690,757,794.40 = 826,379,713.60 : x - Step 2: Convert to fraction form
1,793,838,529.60/2,690,757,794.40 = 826,379,713.60/x - Step 3: Cross multiply
1,793,838,529.60x = 2,690,757,794.40 × 826,379,713.60 - Step 4: Simplify right side
1,793,838,529.60x = 2,223,587,655,503,239,936 - Step 5: Solve for x
x = 2,223,587,655,503,239,936/1,793,838,529.60 - Step 6: Final answer
x = 1,239,569,570.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.