Finding the Fourth Proportional to 80,779,158,110.40, 121,168,737,165.60 and 24,874,381,547.70
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Solution
The fourth proportional to 80,779,158,110.40, 121,168,737,165.60 and 24,874,381,547.70 is: 37,311,572,321.55
Step by Step Solution
- Step 1: Write the proportion equation
80,779,158,110.40 : 121,168,737,165.60 = 24,874,381,547.70 : x - Step 2: Convert to fraction form
80,779,158,110.40/121,168,737,165.60 = 24,874,381,547.70/x - Step 3: Cross multiply
80,779,158,110.40x = 121,168,737,165.60 × 24,874,381,547.70 - Step 4: Simplify right side
80,779,158,110.40x = 3,013,997,399,910,112,034,816 - Step 5: Solve for x
x = 3,013,997,399,910,112,034,816/80,779,158,110.40 - Step 6: Final answer
x = 37,311,572,321.55
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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.