Finding the Fourth Proportional to 18,630,442,447,477, 27,946,232,988,946 and 6,391,681,181,645.80
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Solution
The fourth proportional to 18,630,442,447,477, 27,946,232,988,946 and 6,391,681,181,645.80 is: 9,587,717,092,436.79
Step by Step Solution
- Step 1: Write the proportion equation
18,630,442,447,477 : 27,946,232,988,946 = 6,391,681,181,645.80 : x - Step 2: Convert to fraction form
18,630,442,447,477/27,946,232,988,946 = 6,391,681,181,645.80/x - Step 3: Cross multiply
18,630,442,447,477x = 27,946,232,988,946 × 6,391,681,181,645.80 - Step 4: Simplify right side
18,630,442,447,477x = 178,623,411,493,335,197,347,217,408 - Step 5: Solve for x
x = 178,623,411,493,335,197,347,217,408/18,630,442,447,477 - Step 6: Final answer
x = 9,587,717,092,436.79
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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.