Finding the Fourth Proportional to 124,114,390,425.84, 186,197,732,373.96 and 40,261,574,365.68
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Solution
The fourth proportional to 124,114,390,425.84, 186,197,732,373.96 and 40,261,574,365.68 is: 60,400,843,310.55
Step by Step Solution
- Step 1: Write the proportion equation
124,114,390,425.84 : 186,197,732,373.96 = 40,261,574,365.68 : x - Step 2: Convert to fraction form
124,114,390,425.84/186,197,732,373.96 = 40,261,574,365.68/x - Step 3: Cross multiply
124,114,390,425.84x = 186,197,732,373.96 × 40,261,574,365.68 - Step 4: Simplify right side
124,114,390,425.84x = 7,496,613,848,695,173,021,696 - Step 5: Solve for x
x = 7,496,613,848,695,173,021,696/124,114,390,425.84 - Step 6: Final answer
x = 60,400,843,310.55
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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.