Finding the Fourth Proportional to 624,645,169.28, 862,010,415.36 and 346,204,669.44
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Solution
The fourth proportional to 624,645,169.28, 862,010,415.36 and 346,204,669.44 is: 477,762,489.14
Step by Step Solution
- Step 1: Write the proportion equation
624,645,169.28 : 862,010,415.36 = 346,204,669.44 : x - Step 2: Convert to fraction form
624,645,169.28/862,010,415.36 = 346,204,669.44/x - Step 3: Cross multiply
624,645,169.28x = 862,010,415.36 × 346,204,669.44 - Step 4: Simplify right side
624,645,169.28x = 298,432,030,903,545,920 - Step 5: Solve for x
x = 298,432,030,903,545,920/624,645,169.28 - Step 6: Final answer
x = 477,762,489.14
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.