Finding the Fourth Proportional to 98,221,850.76, 147,307,636.68 and 29,118,495.18
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Solution
The fourth proportional to 98,221,850.76, 147,307,636.68 and 29,118,495.18 is: 43,670,290.02
Step by Step Solution
- Step 1: Write the proportion equation
98,221,850.76 : 147,307,636.68 = 29,118,495.18 : x - Step 2: Convert to fraction form
98,221,850.76/147,307,636.68 = 29,118,495.18/x - Step 3: Cross multiply
98,221,850.76x = 147,307,636.68 × 29,118,495.18 - Step 4: Simplify right side
98,221,850.76x = 4,289,376,708,643,771.50 - Step 5: Solve for x
x = 4,289,376,708,643,771.50/98,221,850.76 - Step 6: Final answer
x = 43,670,290.02
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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.