Finding the Fourth Proportional to 2,390,506,813.80, 3,580,957,973.30 and 1,190,366,845.79
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Solution
The fourth proportional to 2,390,506,813.80, 3,580,957,973.30 and 1,190,366,845.79 is: 1,783,158,961.50
Step by Step Solution
- Step 1: Write the proportion equation
2,390,506,813.80 : 3,580,957,973.30 = 1,190,366,845.79 : x - Step 2: Convert to fraction form
2,390,506,813.80/3,580,957,973.30 = 1,190,366,845.79/x - Step 3: Cross multiply
2,390,506,813.80x = 3,580,957,973.30 × 1,190,366,845.79 - Step 4: Simplify right side
2,390,506,813.80x = 4,262,653,647,559,815,680 - Step 5: Solve for x
x = 4,262,653,647,559,815,680/2,390,506,813.80 - Step 6: Final answer
x = 1,783,158,961.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.