Finding the Fourth Proportional to 242,410,944.68, 334,528,125.21 and 136,565,629.94
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Solution
The fourth proportional to 242,410,944.68, 334,528,125.21 and 136,565,629.94 is: 188,461,144.82
Step by Step Solution
- Step 1: Write the proportion equation
242,410,944.68 : 334,528,125.21 = 136,565,629.94 : x - Step 2: Convert to fraction form
242,410,944.68/334,528,125.21 = 136,565,629.94/x - Step 3: Cross multiply
242,410,944.68x = 334,528,125.21 × 136,565,629.94 - Step 4: Simplify right side
242,410,944.68x = 45,685,044,151,950,840 - Step 5: Solve for x
x = 45,685,044,151,950,840/242,410,944.68 - Step 6: Final answer
x = 188,461,144.82
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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.