Finding the Fourth Proportional to 2,447,309,561.49, 3,668,350,374.09 and 1,395,783,865.17
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Solution
The fourth proportional to 2,447,309,561.49, 3,668,350,374.09 and 1,395,783,865.17 is: 2,092,184,962.83
Step by Step Solution
- Step 1: Write the proportion equation
2,447,309,561.49 : 3,668,350,374.09 = 1,395,783,865.17 : x - Step 2: Convert to fraction form
2,447,309,561.49/3,668,350,374.09 = 1,395,783,865.17/x - Step 3: Cross multiply
2,447,309,561.49x = 3,668,350,374.09 × 1,395,783,865.17 - Step 4: Simplify right side
2,447,309,561.49x = 5,120,224,263,945,156,608 - Step 5: Solve for x
x = 5,120,224,263,945,156,608/2,447,309,561.49 - Step 6: Final answer
x = 2,092,184,962.83
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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.