Finding the Fourth Proportional to 69,617,045,376.08, 104,425,437,715.76 and 21,813,714,351.45
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Solution
The fourth proportional to 69,617,045,376.08, 104,425,437,715.76 and 21,813,714,351.45 is: 32,720,530,683.99
Step by Step Solution
- Step 1: Write the proportion equation
69,617,045,376.08 : 104,425,437,715.76 = 21,813,714,351.45 : x - Step 2: Convert to fraction form
69,617,045,376.08/104,425,437,715.76 = 21,813,714,351.45/x - Step 3: Cross multiply
69,617,045,376.08x = 104,425,437,715.76 × 21,813,714,351.45 - Step 4: Simplify right side
69,617,045,376.08x = 2,277,906,669,356,721,897,472 - Step 5: Solve for x
x = 2,277,906,669,356,721,897,472/69,617,045,376.08 - Step 6: Final answer
x = 32,720,530,683.99
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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.