Finding the Fourth Proportional to 463,436,725.12, 695,762,625.92 and 310,765,928.96
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Solution
The fourth proportional to 463,436,725.12, 695,762,625.92 and 310,765,928.96 is: 466,556,289.26
Step by Step Solution
- Step 1: Write the proportion equation
463,436,725.12 : 695,762,625.92 = 310,765,928.96 : x - Step 2: Convert to fraction form
463,436,725.12/695,762,625.92 = 310,765,928.96/x - Step 3: Cross multiply
463,436,725.12x = 695,762,625.92 × 310,765,928.96 - Step 4: Simplify right side
463,436,725.12x = 216,219,318,779,677,760 - Step 5: Solve for x
x = 216,219,318,779,677,760/463,436,725.12 - Step 6: Final answer
x = 466,556,289.26
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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.