Finding the Fourth Proportional to 375,291,813.20, 562,447,450.84 and 209,288,693.56
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Solution
The fourth proportional to 375,291,813.20, 562,447,450.84 and 209,288,693.56 is: 313,659,632.43
Step by Step Solution
- Step 1: Write the proportion equation
375,291,813.20 : 562,447,450.84 = 209,288,693.56 : x - Step 2: Convert to fraction form
375,291,813.20/562,447,450.84 = 209,288,693.56/x - Step 3: Cross multiply
375,291,813.20x = 562,447,450.84 × 209,288,693.56 - Step 4: Simplify right side
375,291,813.20x = 117,713,892,182,455,936 - Step 5: Solve for x
x = 117,713,892,182,455,936/375,291,813.20 - Step 6: Final answer
x = 313,659,632.43
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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.