Finding the Fourth Proportional to 1,417,177,114.80, 2,125,765,672.20 and 434,595,849.90
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Solution
The fourth proportional to 1,417,177,114.80, 2,125,765,672.20 and 434,595,849.90 is: 651,893,774.85
Step by Step Solution
- Step 1: Write the proportion equation
1,417,177,114.80 : 2,125,765,672.20 = 434,595,849.90 : x - Step 2: Convert to fraction form
1,417,177,114.80/2,125,765,672.20 = 434,595,849.90/x - Step 3: Cross multiply
1,417,177,114.80x = 2,125,765,672.20 × 434,595,849.90 - Step 4: Simplify right side
1,417,177,114.80x = 923,848,938,998,003,712 - Step 5: Solve for x
x = 923,848,938,998,003,712/1,417,177,114.80 - Step 6: Final answer
x = 651,893,774.85
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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.