Finding the Fourth Proportional to 186,376,164.41, 257,199,886.35 and 102,742,459.53
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Solution
The fourth proportional to 186,376,164.41, 257,199,886.35 and 102,742,459.53 is: 141,785,023.85
Step by Step Solution
- Step 1: Write the proportion equation
186,376,164.41 : 257,199,886.35 = 102,742,459.53 : x - Step 2: Convert to fraction form
186,376,164.41/257,199,886.35 = 102,742,459.53/x - Step 3: Cross multiply
186,376,164.41x = 257,199,886.35 × 102,742,459.53 - Step 4: Simplify right side
186,376,164.41x = 26,425,348,914,435,476 - Step 5: Solve for x
x = 26,425,348,914,435,476/186,376,164.41 - Step 6: Final answer
x = 141,785,023.85
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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.