Finding the Fourth Proportional to 162,513,037.11, 243,718,349.05 and 53,312,761.84
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Solution
The fourth proportional to 162,513,037.11, 243,718,349.05 and 53,312,761.84 is: 79,952,344.32
Step by Step Solution
- Step 1: Write the proportion equation
162,513,037.11 : 243,718,349.05 = 53,312,761.84 : x - Step 2: Convert to fraction form
162,513,037.11/243,718,349.05 = 53,312,761.84/x - Step 3: Cross multiply
162,513,037.11x = 243,718,349.05 × 53,312,761.84 - Step 4: Simplify right side
162,513,037.11x = 12,993,298,298,940,642 - Step 5: Solve for x
x = 12,993,298,298,940,642/162,513,037.11 - Step 6: Final answer
x = 79,952,344.32
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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.