Finding the Fourth Proportional to 240,388,479,430.20, 360,582,719,145.30 and 169,860,731,743.80
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Solution
The fourth proportional to 240,388,479,430.20, 360,582,719,145.30 and 169,860,731,743.80 is: 254,791,097,615.70
Step by Step Solution
- Step 1: Write the proportion equation
240,388,479,430.20 : 360,582,719,145.30 = 169,860,731,743.80 : x - Step 2: Convert to fraction form
240,388,479,430.20/360,582,719,145.30 = 169,860,731,743.80/x - Step 3: Cross multiply
240,388,479,430.20x = 360,582,719,145.30 × 169,860,731,743.80 - Step 4: Simplify right side
240,388,479,430.20x = 61,248,844,528,189,769,252,864 - Step 5: Solve for x
x = 61,248,844,528,189,769,252,864/240,388,479,430.20 - Step 6: Final answer
x = 254,791,097,615.70
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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.