Finding the Fourth Proportional to 10,475,207,969.50, 14,474,696,324.52 and 7,459,224,589.99
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Solution
The fourth proportional to 10,475,207,969.50, 14,474,696,324.52 and 7,459,224,589.99 is: 10,307,194,956.98
Step by Step Solution
- Step 1: Write the proportion equation
10,475,207,969.50 : 14,474,696,324.52 = 7,459,224,589.99 : x - Step 2: Convert to fraction form
10,475,207,969.50/14,474,696,324.52 = 7,459,224,589.99/x - Step 3: Cross multiply
10,475,207,969.50x = 14,474,696,324.52 × 7,459,224,589.99 - Step 4: Simplify right side
10,475,207,969.50x = 107,970,010,756,497,457,152 - Step 5: Solve for x
x = 107,970,010,756,497,457,152/10,475,207,969.50 - Step 6: Final answer
x = 10,307,194,956.98
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.