Finding the Fourth Proportional to 2,426,177,768.10, 3,639,266,652.15 and 973,197,953.70
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Solution
The fourth proportional to 2,426,177,768.10, 3,639,266,652.15 and 973,197,953.70 is: 1,459,796,930.55
Step by Step Solution
- Step 1: Write the proportion equation
2,426,177,768.10 : 3,639,266,652.15 = 973,197,953.70 : x - Step 2: Convert to fraction form
2,426,177,768.10/3,639,266,652.15 = 973,197,953.70/x - Step 3: Cross multiply
2,426,177,768.10x = 3,639,266,652.15 × 973,197,953.70 - Step 4: Simplify right side
2,426,177,768.10x = 3,541,726,858,841,030,144 - Step 5: Solve for x
x = 3,541,726,858,841,030,144/2,426,177,768.10 - Step 6: Final answer
x = 1,459,796,930.55
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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.