Finding the Fourth Proportional to 175,468,177.68, 242,153,650.80 and 97,151,728.72
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Solution
The fourth proportional to 175,468,177.68, 242,153,650.80 and 97,151,728.72 is: 134,073,574.49
Step by Step Solution
- Step 1: Write the proportion equation
175,468,177.68 : 242,153,650.80 = 97,151,728.72 : x - Step 2: Convert to fraction form
175,468,177.68/242,153,650.80 = 97,151,728.72/x - Step 3: Cross multiply
175,468,177.68x = 242,153,650.80 × 97,151,728.72 - Step 4: Simplify right side
175,468,177.68x = 23,525,645,791,079,212 - Step 5: Solve for x
x = 23,525,645,791,079,212/175,468,177.68 - Step 6: Final answer
x = 134,073,574.49
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1.5x scale
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.