Finding the Fourth Proportional to 14,720,016,969.81, 22,086,447,834.63 and 5,154,687,938.99
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Solution
The fourth proportional to 14,720,016,969.81, 22,086,447,834.63 and 5,154,687,938.99 is: 7,734,280,911.62
Step by Step Solution
- Step 1: Write the proportion equation
14,720,016,969.81 : 22,086,447,834.63 = 5,154,687,938.99 : x - Step 2: Convert to fraction form
14,720,016,969.81/22,086,447,834.63 = 5,154,687,938.99/x - Step 3: Cross multiply
14,720,016,969.81x = 22,086,447,834.63 × 5,154,687,938.99 - Step 4: Simplify right side
14,720,016,969.81x = 113,848,746,268,265,201,664 - Step 5: Solve for x
x = 113,848,746,268,265,201,664/14,720,016,969.81 - Step 6: Final answer
x = 7,734,280,911.62
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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.