Finding the Fourth Proportional to 555,707,526.78, 833,681,662.41 and 167,497,880.70
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Solution
The fourth proportional to 555,707,526.78, 833,681,662.41 and 167,497,880.70 is: 251,283,102.90
Step by Step Solution
- Step 1: Write the proportion equation
555,707,526.78 : 833,681,662.41 = 167,497,880.70 : x - Step 2: Convert to fraction form
555,707,526.78/833,681,662.41 = 167,497,880.70/x - Step 3: Cross multiply
555,707,526.78x = 833,681,662.41 × 167,497,880.70 - Step 4: Simplify right side
555,707,526.78x = 139,639,911,632,127,840 - Step 5: Solve for x
x = 139,639,911,632,127,840/555,707,526.78 - Step 6: Final answer
x = 251,283,102.90
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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.