Finding the Fourth Proportional to 201,471,763.20, 302,058,345.60 and 136,613,702.40
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Solution
The fourth proportional to 201,471,763.20, 302,058,345.60 and 136,613,702.40 is: 204,819,317.00
Step by Step Solution
- Step 1: Write the proportion equation
201,471,763.20 : 302,058,345.60 = 136,613,702.40 : x - Step 2: Convert to fraction form
201,471,763.20/302,058,345.60 = 136,613,702.40/x - Step 3: Cross multiply
201,471,763.20x = 302,058,345.60 × 136,613,702.40 - Step 4: Simplify right side
201,471,763.20x = 41,265,308,933,234,752 - Step 5: Solve for x
x = 41,265,308,933,234,752/201,471,763.20 - Step 6: Final answer
x = 204,819,317.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.