Finding the Fourth Proportional to 8,768,804,584.10, 13,153,206,876.15 and 6,909,186,236.90
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Solution
The fourth proportional to 8,768,804,584.10, 13,153,206,876.15 and 6,909,186,236.90 is: 10,363,779,355.35
Step by Step Solution
- Step 1: Write the proportion equation
8,768,804,584.10 : 13,153,206,876.15 = 6,909,186,236.90 : x - Step 2: Convert to fraction form
8,768,804,584.10/13,153,206,876.15 = 6,909,186,236.90/x - Step 3: Cross multiply
8,768,804,584.10x = 13,153,206,876.15 × 6,909,186,236.90 - Step 4: Simplify right side
8,768,804,584.10x = 90,877,955,919,794,012,160 - Step 5: Solve for x
x = 90,877,955,919,794,012,160/8,768,804,584.10 - Step 6: Final answer
x = 10,363,779,355.35
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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.