Finding the Fourth Proportional to 97,119,129.60, 145,678,694.40 and 96,552,259.20
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Solution
The fourth proportional to 97,119,129.60, 145,678,694.40 and 96,552,259.20 is: 144,828,388.80
Step by Step Solution
- Step 1: Write the proportion equation
97,119,129.60 : 145,678,694.40 = 96,552,259.20 : x - Step 2: Convert to fraction form
97,119,129.60/145,678,694.40 = 96,552,259.20/x - Step 3: Cross multiply
97,119,129.60x = 145,678,694.40 × 96,552,259.20 - Step 4: Simplify right side
97,119,129.60x = 14,065,607,061,626,390 - Step 5: Solve for x
x = 14,065,607,061,626,390/97,119,129.60 - Step 6: Final answer
x = 144,828,388.80
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Similar ratio
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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.