Finding the Fourth Proportional to 149,774,681.80, 224,662,022.70 and 124,244,518.60
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Solution
The fourth proportional to 149,774,681.80, 224,662,022.70 and 124,244,518.60 is: 186,366,777.90
Step by Step Solution
- Step 1: Write the proportion equation
149,774,681.80 : 224,662,022.70 = 124,244,518.60 : x - Step 2: Convert to fraction form
149,774,681.80/224,662,022.70 = 124,244,518.60/x - Step 3: Cross multiply
149,774,681.80x = 224,662,022.70 × 124,244,518.60 - Step 4: Simplify right side
149,774,681.80x = 27,913,024,858,063,768 - Step 5: Solve for x
x = 27,913,024,858,063,768/149,774,681.80 - Step 6: Final answer
x = 186,366,777.90
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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.