Finding the Fourth Proportional to 186,376,166.53, 257,199,889.29 and 102,742,461.66
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Solution
The fourth proportional to 186,376,166.53, 257,199,889.29 and 102,742,461.66 is: 141,785,026.79
Step by Step Solution
- Step 1: Write the proportion equation
186,376,166.53 : 257,199,889.29 = 102,742,461.66 : x - Step 2: Convert to fraction form
186,376,166.53/257,199,889.29 = 102,742,461.66/x - Step 3: Cross multiply
186,376,166.53x = 257,199,889.29 × 102,742,461.66 - Step 4: Simplify right side
186,376,166.53x = 26,425,349,764,334,068 - Step 5: Solve for x
x = 26,425,349,764,334,068/186,376,166.53 - Step 6: Final answer
x = 141,785,026.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.