Finding the Fourth Proportional to 4,184,245,159.28, 5,774,666,458.32 and 3,125,135,219.12
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Solution
The fourth proportional to 4,184,245,159.28, 5,774,666,458.32 and 3,125,135,219.12 is: 4,312,991,433.48
Step by Step Solution
- Step 1: Write the proportion equation
4,184,245,159.28 : 5,774,666,458.32 = 3,125,135,219.12 : x - Step 2: Convert to fraction form
4,184,245,159.28/5,774,666,458.32 = 3,125,135,219.12/x - Step 3: Cross multiply
4,184,245,159.28x = 5,774,666,458.32 × 3,125,135,219.12 - Step 4: Simplify right side
4,184,245,159.28x = 18,046,613,527,566,786,560 - Step 5: Solve for x
x = 18,046,613,527,566,786,560/4,184,245,159.28 - Step 6: Final answer
x = 4,312,991,433.48
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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.