Finding the Fourth Proportional to 130,259,097.60, 195,416,985.60 and 39,380,313.60
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Solution
The fourth proportional to 130,259,097.60, 195,416,985.60 and 39,380,313.60 is: 59,079,037.99
Step by Step Solution
- Step 1: Write the proportion equation
130,259,097.60 : 195,416,985.60 = 39,380,313.60 : x - Step 2: Convert to fraction form
130,259,097.60/195,416,985.60 = 39,380,313.60/x - Step 3: Cross multiply
130,259,097.60x = 195,416,985.60 × 39,380,313.60 - Step 4: Simplify right side
130,259,097.60x = 7,695,582,175,694,684 - Step 5: Solve for x
x = 7,695,582,175,694,684/130,259,097.60 - Step 6: Final answer
x = 59,079,037.99
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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.