Finding the Fourth Proportional to 99,683,645.08, 149,541,277.20 and 42,176,344
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Solution
The fourth proportional to 99,683,645.08, 149,541,277.20 and 42,176,344 is: 63,271,205.06
Step by Step Solution
- Step 1: Write the proportion equation
99,683,645.08 : 149,541,277.20 = 42,176,344 : x - Step 2: Convert to fraction form
99,683,645.08/149,541,277.20 = 42,176,344/x - Step 3: Cross multiply
99,683,645.08x = 149,541,277.20 × 42,176,344 - Step 4: Simplify right side
99,683,645.08x = 6,307,104,349,386,556 - Step 5: Solve for x
x = 6,307,104,349,386,556/99,683,645.08 - Step 6: Final answer
x = 63,271,205.06
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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.