Finding the Fourth Proportional to 224,201,617.80, 336,302,426.70 and 178,851,985.80
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Solution
The fourth proportional to 224,201,617.80, 336,302,426.70 and 178,851,985.80 is: 268,277,978.70
Step by Step Solution
- Step 1: Write the proportion equation
224,201,617.80 : 336,302,426.70 = 178,851,985.80 : x - Step 2: Convert to fraction form
224,201,617.80/336,302,426.70 = 178,851,985.80/x - Step 3: Cross multiply
224,201,617.80x = 336,302,426.70 × 178,851,985.80 - Step 4: Simplify right side
224,201,617.80x = 60,148,356,844,653,944 - Step 5: Solve for x
x = 60,148,356,844,653,944/224,201,617.80 - Step 6: Final answer
x = 268,277,978.70
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1.5x scale
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.