Finding the Fourth Proportional to 29,281,927,439.97, 40,406,236,272.18 and 16,422,089,472.27
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Solution
The fourth proportional to 29,281,927,439.97, 40,406,236,272.18 and 16,422,089,472.27 is: 22,660,899,924.01
Step by Step Solution
- Step 1: Write the proportion equation
29,281,927,439.97 : 40,406,236,272.18 = 16,422,089,472.27 : x - Step 2: Convert to fraction form
29,281,927,439.97/40,406,236,272.18 = 16,422,089,472.27/x - Step 3: Cross multiply
29,281,927,439.97x = 40,406,236,272.18 × 16,422,089,472.27 - Step 4: Simplify right side
29,281,927,439.97x = 663,554,827,299,421,421,568 - Step 5: Solve for x
x = 663,554,827,299,421,421,568/29,281,927,439.97 - Step 6: Final answer
x = 22,660,899,924.01
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.