Finding the Fourth Proportional to 168,032,855.97, 251,573,966.91 and 89,069,439.11
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Solution
The fourth proportional to 168,032,855.97, 251,573,966.91 and 89,069,439.11 is: 133,352,206.61
Step by Step Solution
- Step 1: Write the proportion equation
168,032,855.97 : 251,573,966.91 = 89,069,439.11 : x - Step 2: Convert to fraction form
168,032,855.97/251,573,966.91 = 89,069,439.11/x - Step 3: Cross multiply
168,032,855.97x = 251,573,966.91 × 89,069,439.11 - Step 4: Simplify right side
168,032,855.97x = 22,407,552,126,093,532 - Step 5: Solve for x
x = 22,407,552,126,093,532/168,032,855.97 - Step 6: Final answer
x = 133,352,206.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.