Finding the Fourth Proportional to 6,670,624,767.36, 9,999,430,387.20 and 3,176,091,300.48
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Solution
The fourth proportional to 6,670,624,767.36, 9,999,430,387.20 and 3,176,091,300.48 is: 4,761,038,878.69
Step by Step Solution
- Step 1: Write the proportion equation
6,670,624,767.36 : 9,999,430,387.20 = 3,176,091,300.48 : x - Step 2: Convert to fraction form
6,670,624,767.36/9,999,430,387.20 = 3,176,091,300.48/x - Step 3: Cross multiply
6,670,624,767.36x = 9,999,430,387.20 × 3,176,091,300.48 - Step 4: Simplify right side
6,670,624,767.36x = 31,759,103,862,541,279,232 - Step 5: Solve for x
x = 31,759,103,862,541,279,232/6,670,624,767.36 - Step 6: Final answer
x = 4,761,038,878.69
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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.