Finding the Fourth Proportional to 7,776,550,968.16, 10,730,485,896.02 and 4,723,138,309.36
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Solution
The fourth proportional to 7,776,550,968.16, 10,730,485,896.02 and 4,723,138,309.36 is: 6,517,229,710.32
Step by Step Solution
- Step 1: Write the proportion equation
7,776,550,968.16 : 10,730,485,896.02 = 4,723,138,309.36 : x - Step 2: Convert to fraction form
7,776,550,968.16/10,730,485,896.02 = 4,723,138,309.36/x - Step 3: Cross multiply
7,776,550,968.16x = 10,730,485,896.02 × 4,723,138,309.36 - Step 4: Simplify right side
7,776,550,968.16x = 50,681,569,013,539,225,600 - Step 5: Solve for x
x = 50,681,569,013,539,225,600/7,776,550,968.16 - Step 6: Final answer
x = 6,517,229,710.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.