Finding the Fourth Proportional to 15,507,507,384.87, 23,268,027,041.84 and 5,430,452,933.80
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Solution
The fourth proportional to 15,507,507,384.87, 23,268,027,041.84 and 5,430,452,933.80 is: 8,148,048,721.00
Step by Step Solution
- Step 1: Write the proportion equation
15,507,507,384.87 : 23,268,027,041.84 = 5,430,452,933.80 : x - Step 2: Convert to fraction form
15,507,507,384.87/23,268,027,041.84 = 5,430,452,933.80/x - Step 3: Cross multiply
15,507,507,384.87x = 23,268,027,041.84 × 5,430,452,933.80 - Step 4: Simplify right side
15,507,507,384.87x = 126,355,925,713,131,880,448 - Step 5: Solve for x
x = 126,355,925,713,131,880,448/15,507,507,384.87 - Step 6: Final answer
x = 8,148,048,721.00
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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.