Finding the Fourth Proportional to 176,257,811.60, 264,386,717.40 and 164,313,875.60
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Solution
The fourth proportional to 176,257,811.60, 264,386,717.40 and 164,313,875.60 is: 246,470,813.40
Step by Step Solution
- Step 1: Write the proportion equation
176,257,811.60 : 264,386,717.40 = 164,313,875.60 : x - Step 2: Convert to fraction form
176,257,811.60/264,386,717.40 = 164,313,875.60/x - Step 3: Cross multiply
176,257,811.60x = 264,386,717.40 × 164,313,875.60 - Step 4: Simplify right side
176,257,811.60x = 43,442,406,193,155,952 - Step 5: Solve for x
x = 43,442,406,193,155,952/176,257,811.60 - Step 6: Final answer
x = 246,470,813.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.