Finding the Fourth Proportional to 259,850,222.03, 388,348,718.63 and 189,967,566.09
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Solution
The fourth proportional to 259,850,222.03, 388,348,718.63 and 189,967,566.09 is: 283,908,400.37
Step by Step Solution
- Step 1: Write the proportion equation
259,850,222.03 : 388,348,718.63 = 189,967,566.09 : x - Step 2: Convert to fraction form
259,850,222.03/388,348,718.63 = 189,967,566.09/x - Step 3: Cross multiply
259,850,222.03x = 388,348,718.63 × 189,967,566.09 - Step 4: Simplify right side
259,850,222.03x = 73,773,660,872,817,808 - Step 5: Solve for x
x = 73,773,660,872,817,808/259,850,222.03 - Step 6: Final answer
x = 283,908,400.37
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.