Finding the Fourth Proportional to 5,439,566,865.35, 8,161,015,494 and 2,785,502,121.14
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Solution
The fourth proportional to 5,439,566,865.35, 8,161,015,494 and 2,785,502,121.14 is: 4,179,105,897.93
Step by Step Solution
- Step 1: Write the proportion equation
5,439,566,865.35 : 8,161,015,494 = 2,785,502,121.14 : x - Step 2: Convert to fraction form
5,439,566,865.35/8,161,015,494 = 2,785,502,121.14/x - Step 3: Cross multiply
5,439,566,865.35x = 8,161,015,494 × 2,785,502,121.14 - Step 4: Simplify right side
5,439,566,865.35x = 22,732,525,969,193,402,368 - Step 5: Solve for x
x = 22,732,525,969,193,402,368/5,439,566,865.35 - Step 6: Final answer
x = 4,179,105,897.93
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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.