Finding the Fourth Proportional to 1,509,361,238.97, 2,265,076,040.97 and 526,787,778.12
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Solution
The fourth proportional to 1,509,361,238.97, 2,265,076,040.97 and 526,787,778.12 is: 790,542,611.07
Step by Step Solution
- Step 1: Write the proportion equation
1,509,361,238.97 : 2,265,076,040.97 = 526,787,778.12 : x - Step 2: Convert to fraction form
1,509,361,238.97/2,265,076,040.97 = 526,787,778.12/x - Step 3: Cross multiply
1,509,361,238.97x = 2,265,076,040.97 × 526,787,778.12 - Step 4: Simplify right side
1,509,361,238.97x = 1,193,214,374,903,926,272 - Step 5: Solve for x
x = 1,193,214,374,903,926,272/1,509,361,238.97 - Step 6: Final answer
x = 790,542,611.07
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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.