Finding the Fourth Proportional to 165,558,617.96, 248,376,390.80 and 56,384,737.07
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Solution
The fourth proportional to 165,558,617.96, 248,376,390.80 and 56,384,737.07 is: 84,590,205.34
Step by Step Solution
- Step 1: Write the proportion equation
165,558,617.96 : 248,376,390.80 = 56,384,737.07 : x - Step 2: Convert to fraction form
165,558,617.96/248,376,390.80 = 56,384,737.07/x - Step 3: Cross multiply
165,558,617.96x = 248,376,390.80 × 56,384,737.07 - Step 4: Simplify right side
165,558,617.96x = 14,004,637,488,129,760 - Step 5: Solve for x
x = 14,004,637,488,129,760/165,558,617.96 - Step 6: Final answer
x = 84,590,205.34
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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.