Finding the Fourth Proportional to 7,502,586,406.88, 11,257,316,297.50 and 3,249,578,617.62
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Solution
The fourth proportional to 7,502,586,406.88, 11,257,316,297.50 and 3,249,578,617.62 is: 4,875,856,451.13
Step by Step Solution
- Step 1: Write the proportion equation
7,502,586,406.88 : 11,257,316,297.50 = 3,249,578,617.62 : x - Step 2: Convert to fraction form
7,502,586,406.88/11,257,316,297.50 = 3,249,578,617.62/x - Step 3: Cross multiply
7,502,586,406.88x = 11,257,316,297.50 × 3,249,578,617.62 - Step 4: Simplify right side
7,502,586,406.88x = 36,581,534,332,141,146,112 - Step 5: Solve for x
x = 36,581,534,332,141,146,112/7,502,586,406.88 - Step 6: Final answer
x = 4,875,856,451.13
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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.