Finding the Fourth Proportional to 467,423,160, 645,062,953.68 and 258,575,701.92
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Solution
The fourth proportional to 467,423,160, 645,062,953.68 and 258,575,701.92 is: 356,844,975.40
Step by Step Solution
- Step 1: Write the proportion equation
467,423,160 : 645,062,953.68 = 258,575,701.92 : x - Step 2: Convert to fraction form
467,423,160/645,062,953.68 = 258,575,701.92/x - Step 3: Cross multiply
467,423,160x = 645,062,953.68 × 258,575,701.92 - Step 4: Simplify right side
467,423,160x = 166,797,606,030,394,432 - Step 5: Solve for x
x = 166,797,606,030,394,432/467,423,160 - Step 6: Final answer
x = 356,844,975.40
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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.