Finding the Fourth Proportional to 5,899,134,443.49, 8,140,808,798.27 and 3,186,402,234.99
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Solution
The fourth proportional to 5,899,134,443.49, 8,140,808,798.27 and 3,186,402,234.99 is: 4,397,236,848.54
Step by Step Solution
- Step 1: Write the proportion equation
5,899,134,443.49 : 8,140,808,798.27 = 3,186,402,234.99 : x - Step 2: Convert to fraction form
5,899,134,443.49/8,140,808,798.27 = 3,186,402,234.99/x - Step 3: Cross multiply
5,899,134,443.49x = 8,140,808,798.27 × 3,186,402,234.99 - Step 4: Simplify right side
5,899,134,443.49x = 25,939,891,349,417,852,928 - Step 5: Solve for x
x = 25,939,891,349,417,852,928/5,899,134,443.49 - Step 6: Final answer
x = 4,397,236,848.54
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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.