Finding the Fourth Proportional to 313,684,905.60, 470,427,532.05 and 103,556,466.94
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Solution
The fourth proportional to 313,684,905.60, 470,427,532.05 and 103,556,466.94 is: 155,301,744.84
Step by Step Solution
- Step 1: Write the proportion equation
313,684,905.60 : 470,427,532.05 = 103,556,466.94 : x - Step 2: Convert to fraction form
313,684,905.60/470,427,532.05 = 103,556,466.94/x - Step 3: Cross multiply
313,684,905.60x = 470,427,532.05 × 103,556,466.94 - Step 4: Simplify right side
313,684,905.60x = 48,715,813,170,401,616 - Step 5: Solve for x
x = 48,715,813,170,401,616/313,684,905.60 - Step 6: Final answer
x = 155,301,744.84
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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.