Finding the Fourth Proportional to 1,487,115,177,124.10, 2,231,691,705,655.70 and 519,023,617,525.97
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Solution
The fourth proportional to 1,487,115,177,124.10, 2,231,691,705,655.70 and 519,023,617,525.97 is: 778,891,050,330.17
Step by Step Solution
- Step 1: Write the proportion equation
1,487,115,177,124.10 : 2,231,691,705,655.70 = 519,023,617,525.97 : x - Step 2: Convert to fraction form
1,487,115,177,124.10/2,231,691,705,655.70 = 519,023,617,525.97/x - Step 3: Cross multiply
1,487,115,177,124.10x = 2,231,691,705,655.70 × 519,023,617,525.97 - Step 4: Simplify right side
1,487,115,177,124.10x = 1,158,300,702,272,123,737,997,312 - Step 5: Solve for x
x = 1,158,300,702,272,123,737,997,312/1,487,115,177,124.10 - Step 6: Final answer
x = 778,891,050,330.17
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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.