Finding the Fourth Proportional to 68,042,259.80, 102,063,389.70 and 24,897,123.80
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Solution
The fourth proportional to 68,042,259.80, 102,063,389.70 and 24,897,123.80 is: 37,345,685.70
Step by Step Solution
- Step 1: Write the proportion equation
68,042,259.80 : 102,063,389.70 = 24,897,123.80 : x - Step 2: Convert to fraction form
68,042,259.80/102,063,389.70 = 24,897,123.80/x - Step 3: Cross multiply
68,042,259.80x = 102,063,389.70 × 24,897,123.80 - Step 4: Simplify right side
68,042,259.80x = 2,541,084,848,808,545 - Step 5: Solve for x
x = 2,541,084,848,808,545/68,042,259.80 - Step 6: Final answer
x = 37,345,685.70
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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.