Finding the Fourth Proportional to 1,347,387,050.70, 2,021,804,123.09 and 560,983,589.60
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Solution
The fourth proportional to 1,347,387,050.70, 2,021,804,123.09 and 560,983,589.60 is: 841,776,632.66
Step by Step Solution
- Step 1: Write the proportion equation
1,347,387,050.70 : 2,021,804,123.09 = 560,983,589.60 : x - Step 2: Convert to fraction form
1,347,387,050.70/2,021,804,123.09 = 560,983,589.60/x - Step 3: Cross multiply
1,347,387,050.70x = 2,021,804,123.09 × 560,983,589.60 - Step 4: Simplify right side
1,347,387,050.70x = 1,134,198,934,426,194,560 - Step 5: Solve for x
x = 1,134,198,934,426,194,560/1,347,387,050.70 - Step 6: Final answer
x = 841,776,632.66
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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.