Finding the Fourth Proportional to 1,568,809,421.60, 2,353,214,132.40 and 1,450,564,455.20
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Solution
The fourth proportional to 1,568,809,421.60, 2,353,214,132.40 and 1,450,564,455.20 is: 2,175,846,682.80
Step by Step Solution
- Step 1: Write the proportion equation
1,568,809,421.60 : 2,353,214,132.40 = 1,450,564,455.20 : x - Step 2: Convert to fraction form
1,568,809,421.60/2,353,214,132.40 = 1,450,564,455.20/x - Step 3: Cross multiply
1,568,809,421.60x = 2,353,214,132.40 × 1,450,564,455.20 - Step 4: Simplify right side
1,568,809,421.60x = 3,413,488,775,933,746,688 - Step 5: Solve for x
x = 3,413,488,775,933,746,688/1,568,809,421.60 - Step 6: Final answer
x = 2,175,846,682.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.