Finding the Fourth Proportional to 161,214,864,691.36, 222,557,058,249.36 and 100,266,877,156
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Solution
The fourth proportional to 161,214,864,691.36, 222,557,058,249.36 and 100,266,877,156 is: 138,418,385,068.96
Step by Step Solution
- Step 1: Write the proportion equation
161,214,864,691.36 : 222,557,058,249.36 = 100,266,877,156 : x - Step 2: Convert to fraction form
161,214,864,691.36/222,557,058,249.36 = 100,266,877,156/x - Step 3: Cross multiply
161,214,864,691.36x = 222,557,058,249.36 × 100,266,877,156 - Step 4: Simplify right side
161,214,864,691.36x = 22,315,101,219,689,315,958,784 - Step 5: Solve for x
x = 22,315,101,219,689,315,958,784/161,214,864,691.36 - Step 6: Final answer
x = 138,418,385,068.96
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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.