Finding the Fourth Proportional to 459,399,682,175.78, 634,027,153,621.80 and 261,466,331,010.29
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Solution
The fourth proportional to 459,399,682,175.78, 634,027,153,621.80 and 261,466,331,010.29 is: 360,855,176,984.99
Step by Step Solution
- Step 1: Write the proportion equation
459,399,682,175.78 : 634,027,153,621.80 = 261,466,331,010.29 : x - Step 2: Convert to fraction form
459,399,682,175.78/634,027,153,621.80 = 261,466,331,010.29/x - Step 3: Cross multiply
459,399,682,175.78x = 634,027,153,621.80 × 261,466,331,010.29 - Step 4: Simplify right side
459,399,682,175.78x = 165,776,753,618,389,557,051,392 - Step 5: Solve for x
x = 165,776,753,618,389,557,051,392/459,399,682,175.78 - Step 6: Final answer
x = 360,855,176,984.99
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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.