Finding the Fourth Proportional to 13,366,507,239.06, 18,445,926,812.61 and 7,345,014,201.06
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Solution
The fourth proportional to 13,366,507,239.06, 18,445,926,812.61 and 7,345,014,201.06 is: 10,136,200,277.84
Step by Step Solution
- Step 1: Write the proportion equation
13,366,507,239.06 : 18,445,926,812.61 = 7,345,014,201.06 : x - Step 2: Convert to fraction form
13,366,507,239.06/18,445,926,812.61 = 7,345,014,201.06/x - Step 3: Cross multiply
13,366,507,239.06x = 18,445,926,812.61 × 7,345,014,201.06 - Step 4: Simplify right side
13,366,507,239.06x = 135,485,594,390,333,882,368 - Step 5: Solve for x
x = 135,485,594,390,333,882,368/13,366,507,239.06 - Step 6: Final answer
x = 10,136,200,277.84
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1.5x scale
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.