Finding the Fourth Proportional to 469,077,433.98, 647,384,268.26 and 270,838,595.84
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Solution
The fourth proportional to 469,077,433.98, 647,384,268.26 and 270,838,595.84 is: 373,790,409.61
Step by Step Solution
- Step 1: Write the proportion equation
469,077,433.98 : 647,384,268.26 = 270,838,595.84 : x - Step 2: Convert to fraction form
469,077,433.98/647,384,268.26 = 270,838,595.84/x - Step 3: Cross multiply
469,077,433.98x = 647,384,268.26 × 270,838,595.84 - Step 4: Simplify right side
469,077,433.98x = 175,336,646,184,444,256 - Step 5: Solve for x
x = 175,336,646,184,444,256/469,077,433.98 - Step 6: Final answer
x = 373,790,409.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.