Finding the Fourth Proportional to 251,742,637.05, 377,613,955.58 and 251,742,637.05
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Solution
The fourth proportional to 251,742,637.05, 377,613,955.58 and 251,742,637.05 is: 377,613,955.58
Step by Step Solution
- Step 1: Write the proportion equation
251,742,637.05 : 377,613,955.58 = 251,742,637.05 : x - Step 2: Convert to fraction form
251,742,637.05/377,613,955.58 = 251,742,637.05/x - Step 3: Cross multiply
251,742,637.05x = 377,613,955.58 × 251,742,637.05 - Step 4: Simplify right side
251,742,637.05x = 95,061,532,963,332,048 - Step 5: Solve for x
x = 95,061,532,963,332,048/251,742,637.05 - Step 6: Final answer
x = 377,613,955.58
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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.