Finding the Fourth Proportional to 466,146,292.44, 643,281,947.60 and 257,302,479.36
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Solution
The fourth proportional to 466,146,292.44, 643,281,947.60 and 257,302,479.36 is: 355,077,456.86
Step by Step Solution
- Step 1: Write the proportion equation
466,146,292.44 : 643,281,947.60 = 257,302,479.36 : x - Step 2: Convert to fraction form
466,146,292.44/643,281,947.60 = 257,302,479.36/x - Step 3: Cross multiply
466,146,292.44x = 643,281,947.60 × 257,302,479.36 - Step 4: Simplify right side
466,146,292.44x = 165,518,040,043,723,104 - Step 5: Solve for x
x = 165,518,040,043,723,104/466,146,292.44 - Step 6: Final answer
x = 355,077,456.86
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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.