Finding the Fourth Proportional to 1,653,704,921.02, 2,480,920,598.58 and 489,082,617.76
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Solution
The fourth proportional to 1,653,704,921.02, 2,480,920,598.58 and 489,082,617.76 is: 733,731,347.95
Step by Step Solution
- Step 1: Write the proportion equation
1,653,704,921.02 : 2,480,920,598.58 = 489,082,617.76 : x - Step 2: Convert to fraction form
1,653,704,921.02/2,480,920,598.58 = 489,082,617.76/x - Step 3: Cross multiply
1,653,704,921.02x = 2,480,920,598.58 × 489,082,617.76 - Step 4: Simplify right side
1,653,704,921.02x = 1,213,375,140,808,212,480 - Step 5: Solve for x
x = 1,213,375,140,808,212,480/1,653,704,921.02 - Step 6: Final answer
x = 733,731,347.95
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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.