Finding the Fourth Proportional to 7,155,490,318.16, 10,738,138,268.48 and 2,497,364,281.58
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Solution
The fourth proportional to 7,155,490,318.16, 10,738,138,268.48 and 2,497,364,281.58 is: 3,747,757,563.76
Step by Step Solution
- Step 1: Write the proportion equation
7,155,490,318.16 : 10,738,138,268.48 = 2,497,364,281.58 : x - Step 2: Convert to fraction form
7,155,490,318.16/10,738,138,268.48 = 2,497,364,281.58/x - Step 3: Cross multiply
7,155,490,318.16x = 10,738,138,268.48 × 2,497,364,281.58 - Step 4: Simplify right side
7,155,490,318.16x = 26,817,042,962,303,082,496 - Step 5: Solve for x
x = 26,817,042,962,303,082,496/7,155,490,318.16 - Step 6: Final answer
x = 3,747,757,563.76
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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.