Finding the Fourth Proportional to 8,527,872,511.80, 12,791,808,767.70 and 6,590,566,092.60
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Solution
The fourth proportional to 8,527,872,511.80, 12,791,808,767.70 and 6,590,566,092.60 is: 9,885,849,138.90
Step by Step Solution
- Step 1: Write the proportion equation
8,527,872,511.80 : 12,791,808,767.70 = 6,590,566,092.60 : x - Step 2: Convert to fraction form
8,527,872,511.80/12,791,808,767.70 = 6,590,566,092.60/x - Step 3: Cross multiply
8,527,872,511.80x = 12,791,808,767.70 × 6,590,566,092.60 - Step 4: Simplify right side
8,527,872,511.80x = 84,305,261,127,427,014,656 - Step 5: Solve for x
x = 84,305,261,127,427,014,656/8,527,872,511.80 - Step 6: Final answer
x = 9,885,849,138.90
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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.