Finding the Fourth Proportional to 146,823,428.44, 202,533,694.14 and 88,070,460.76
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Solution
The fourth proportional to 146,823,428.44, 202,533,694.14 and 88,070,460.76 is: 121,487,666.87
Step by Step Solution
- Step 1: Write the proportion equation
146,823,428.44 : 202,533,694.14 = 88,070,460.76 : x - Step 2: Convert to fraction form
146,823,428.44/202,533,694.14 = 88,070,460.76/x - Step 3: Cross multiply
146,823,428.44x = 202,533,694.14 × 88,070,460.76 - Step 4: Simplify right side
146,823,428.44x = 17,837,235,762,334,712 - Step 5: Solve for x
x = 17,837,235,762,334,712/146,823,428.44 - Step 6: Final answer
x = 121,487,666.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.