Finding the Fourth Proportional to 27,238,262,467.68, 37,588,785,227.28 and 14,721,764,035.68
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Solution
The fourth proportional to 27,238,262,467.68, 37,588,785,227.28 and 14,721,764,035.68 is: 20,316,025,192.89
Step by Step Solution
- Step 1: Write the proportion equation
27,238,262,467.68 : 37,588,785,227.28 = 14,721,764,035.68 : x - Step 2: Convert to fraction form
27,238,262,467.68/37,588,785,227.28 = 14,721,764,035.68/x - Step 3: Cross multiply
27,238,262,467.68x = 37,588,785,227.28 × 14,721,764,035.68 - Step 4: Simplify right side
27,238,262,467.68x = 553,373,226,503,870,349,312 - Step 5: Solve for x
x = 553,373,226,503,870,349,312/27,238,262,467.68 - Step 6: Final answer
x = 20,316,025,192.89
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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.