Finding the Fourth Proportional to 1,565,396,281.83, 2,348,738,068.19 and 691,536,452.07
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Solution
The fourth proportional to 1,565,396,281.83, 2,348,738,068.19 and 691,536,452.07 is: 1,037,589,017.79
Step by Step Solution
- Step 1: Write the proportion equation
1,565,396,281.83 : 2,348,738,068.19 = 691,536,452.07 : x - Step 2: Convert to fraction form
1,565,396,281.83/2,348,738,068.19 = 691,536,452.07/x - Step 3: Cross multiply
1,565,396,281.83x = 2,348,738,068.19 × 691,536,452.07 - Step 4: Simplify right side
1,565,396,281.83x = 1,624,237,990,514,400,768 - Step 5: Solve for x
x = 1,624,237,990,514,400,768/1,565,396,281.83 - Step 6: Final answer
x = 1,037,589,017.79
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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.