Finding the Fourth Proportional to 1,509,361,239.97, 2,265,076,042.49 and 526,787,779.13
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Solution
The fourth proportional to 1,509,361,239.97, 2,265,076,042.49 and 526,787,779.13 is: 790,542,612.59
Step by Step Solution
- Step 1: Write the proportion equation
1,509,361,239.97 : 2,265,076,042.49 = 526,787,779.13 : x - Step 2: Convert to fraction form
1,509,361,239.97/2,265,076,042.49 = 526,787,779.13/x - Step 3: Cross multiply
1,509,361,239.97x = 2,265,076,042.49 × 526,787,779.13 - Step 4: Simplify right side
1,509,361,239.97x = 1,193,214,377,986,905,344 - Step 5: Solve for x
x = 1,193,214,377,986,905,344/1,509,361,239.97 - Step 6: Final answer
x = 790,542,612.59
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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.