Finding the Fourth Proportional to 1,488,883,779.84, 2,232,291,451.44 and 659,385,408
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Solution
The fourth proportional to 1,488,883,779.84, 2,232,291,451.44 and 659,385,408 is: 988,620,085.34
Step by Step Solution
- Step 1: Write the proportion equation
1,488,883,779.84 : 2,232,291,451.44 = 659,385,408 : x - Step 2: Convert to fraction form
1,488,883,779.84/2,232,291,451.44 = 659,385,408/x - Step 3: Cross multiply
1,488,883,779.84x = 2,232,291,451.44 × 659,385,408 - Step 4: Simplify right side
1,488,883,779.84x = 1,471,940,409,482,676,736 - Step 5: Solve for x
x = 1,471,940,409,482,676,736/1,488,883,779.84 - Step 6: Final answer
x = 988,620,085.34
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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.