Finding the Fourth Proportional to 189,639,246,778.99, 284,345,271,772.20 and 60,358,780,427.91
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Solution
The fourth proportional to 189,639,246,778.99, 284,345,271,772.20 and 60,358,780,427.91 is: 90,502,014,304.11
Step by Step Solution
- Step 1: Write the proportion equation
189,639,246,778.99 : 284,345,271,772.20 = 60,358,780,427.91 : x - Step 2: Convert to fraction form
189,639,246,778.99/284,345,271,772.20 = 60,358,780,427.91/x - Step 3: Cross multiply
189,639,246,778.99x = 284,345,271,772.20 × 60,358,780,427.91 - Step 4: Simplify right side
189,639,246,778.99x = 17,162,733,824,612,616,896,512 - Step 5: Solve for x
x = 17,162,733,824,612,616,896,512/189,639,246,778.99 - Step 6: Final answer
x = 90,502,014,304.11
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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.