Finding the Fourth Proportional to 1,814,310,866.66, 2,719,255,349.90 and 940,430,456.42
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Solution
The fourth proportional to 1,814,310,866.66, 2,719,255,349.90 and 940,430,456.42 is: 1,409,499,660.07
Step by Step Solution
- Step 1: Write the proportion equation
1,814,310,866.66 : 2,719,255,349.90 = 940,430,456.42 : x - Step 2: Convert to fraction form
1,814,310,866.66/2,719,255,349.90 = 940,430,456.42/x - Step 3: Cross multiply
1,814,310,866.66x = 2,719,255,349.90 × 940,430,456.42 - Step 4: Simplify right side
1,814,310,866.66x = 2,557,270,549,817,832,448 - Step 5: Solve for x
x = 2,557,270,549,817,832,448/1,814,310,866.66 - Step 6: Final answer
x = 1,409,499,660.07
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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.