Finding the Fourth Proportional to 7,727,360,217.96, 11,588,582,999.16 and 2,485,748,303.76
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Solution
The fourth proportional to 7,727,360,217.96, 11,588,582,999.16 and 2,485,748,303.76 is: 3,727,831,978.92
Step by Step Solution
- Step 1: Write the proportion equation
7,727,360,217.96 : 11,588,582,999.16 = 2,485,748,303.76 : x - Step 2: Convert to fraction form
7,727,360,217.96/11,588,582,999.16 = 2,485,748,303.76/x - Step 3: Cross multiply
7,727,360,217.96x = 11,588,582,999.16 × 2,485,748,303.76 - Step 4: Simplify right side
7,727,360,217.96x = 28,806,300,533,143,945,216 - Step 5: Solve for x
x = 28,806,300,533,143,945,216/7,727,360,217.96 - Step 6: Final answer
x = 3,727,831,978.92
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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.