Finding the Fourth Proportional to 157,464,195.70, 236,196,293.55 and 114,130,102.90
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Solution
The fourth proportional to 157,464,195.70, 236,196,293.55 and 114,130,102.90 is: 171,195,154.35
Step by Step Solution
- Step 1: Write the proportion equation
157,464,195.70 : 236,196,293.55 = 114,130,102.90 : x - Step 2: Convert to fraction form
157,464,195.70/236,196,293.55 = 114,130,102.90/x - Step 3: Cross multiply
157,464,195.70x = 236,196,293.55 × 114,130,102.90 - Step 4: Simplify right side
157,464,195.70x = 26,957,107,287,460,108 - Step 5: Solve for x
x = 26,957,107,287,460,108/157,464,195.70 - Step 6: Final answer
x = 171,195,154.35
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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.