Finding the Fourth Proportional to 251,315,683,975.58, 376,971,041,711.12 and 115,139,181,653.41
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Solution
The fourth proportional to 251,315,683,975.58, 376,971,041,711.12 and 115,139,181,653.41 is: 172,707,634,330.81
Step by Step Solution
- Step 1: Write the proportion equation
251,315,683,975.58 : 376,971,041,711.12 = 115,139,181,653.41 : x - Step 2: Convert to fraction form
251,315,683,975.58/376,971,041,711.12 = 115,139,181,653.41/x - Step 3: Cross multiply
251,315,683,975.58x = 376,971,041,711.12 × 115,139,181,653.41 - Step 4: Simplify right side
251,315,683,975.58x = 43,404,137,249,651,845,758,976 - Step 5: Solve for x
x = 43,404,137,249,651,845,758,976/251,315,683,975.58 - Step 6: Final answer
x = 172,707,634,330.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.