Finding the Fourth Proportional to 97,733,164.91, 134,873,384.78 and 53,684,234.15
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Solution
The fourth proportional to 97,733,164.91, 134,873,384.78 and 53,684,234.15 is: 74,085,131.45
Step by Step Solution
- Step 1: Write the proportion equation
97,733,164.91 : 134,873,384.78 = 53,684,234.15 : x - Step 2: Convert to fraction form
97,733,164.91/134,873,384.78 = 53,684,234.15/x - Step 3: Cross multiply
97,733,164.91x = 134,873,384.78 × 53,684,234.15 - Step 4: Simplify right side
97,733,164.91x = 7,240,574,368,592,410 - Step 5: Solve for x
x = 7,240,574,368,592,410/97,733,164.91 - Step 6: Final answer
x = 74,085,131.45
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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.