Finding the Fourth Proportional to 110,966,154.02, 153,133,544.49 and 61,410,133.70
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Solution
The fourth proportional to 110,966,154.02, 153,133,544.49 and 61,410,133.70 is: 84,746,123.93
Step by Step Solution
- Step 1: Write the proportion equation
110,966,154.02 : 153,133,544.49 = 61,410,133.70 : x - Step 2: Convert to fraction form
110,966,154.02/153,133,544.49 = 61,410,133.70/x - Step 3: Cross multiply
110,966,154.02x = 153,133,544.49 × 61,410,133.70 - Step 4: Simplify right side
110,966,154.02x = 9,403,951,441,085,800 - Step 5: Solve for x
x = 9,403,951,441,085,800/110,966,154.02 - Step 6: Final answer
x = 84,746,123.93
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.