Finding the Fourth Proportional to 375,528,024.24, 518,259,697.28 and 208,318,195.90
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Solution
The fourth proportional to 375,528,024.24, 518,259,697.28 and 208,318,195.90 is: 287,496,320.32
Step by Step Solution
- Step 1: Write the proportion equation
375,528,024.24 : 518,259,697.28 = 208,318,195.90 : x - Step 2: Convert to fraction form
375,528,024.24/518,259,697.28 = 208,318,195.90/x - Step 3: Cross multiply
375,528,024.24x = 518,259,697.28 × 208,318,195.90 - Step 4: Simplify right side
375,528,024.24x = 107,962,925,145,049,728 - Step 5: Solve for x
x = 107,962,925,145,049,728/375,528,024.24 - Step 6: Final answer
x = 287,496,320.32
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.