Finding the Fourth Proportional to 9,266,784,003.80, 13,900,176,005.70 and 4,913,219,331.80
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Solution
The fourth proportional to 9,266,784,003.80, 13,900,176,005.70 and 4,913,219,331.80 is: 7,369,828,997.70
Step by Step Solution
- Step 1: Write the proportion equation
9,266,784,003.80 : 13,900,176,005.70 = 4,913,219,331.80 : x - Step 2: Convert to fraction form
9,266,784,003.80/13,900,176,005.70 = 4,913,219,331.80/x - Step 3: Cross multiply
9,266,784,003.80x = 13,900,176,005.70 × 4,913,219,331.80 - Step 4: Simplify right side
9,266,784,003.80x = 68,294,613,466,627,751,936 - Step 5: Solve for x
x = 68,294,613,466,627,751,936/9,266,784,003.80 - Step 6: Final answer
x = 7,369,828,997.70
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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.