Finding the Fourth Proportional to 2,965,149,099.81, 4,444,596,598.75 and 972,670,871.36
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Solution
The fourth proportional to 2,965,149,099.81, 4,444,596,598.75 and 972,670,871.36 is: 1,457,980,526.79
Step by Step Solution
- Step 1: Write the proportion equation
2,965,149,099.81 : 4,444,596,598.75 = 972,670,871.36 : x - Step 2: Convert to fraction form
2,965,149,099.81/4,444,596,598.75 = 972,670,871.36/x - Step 3: Cross multiply
2,965,149,099.81x = 4,444,596,598.75 × 972,670,871.36 - Step 4: Simplify right side
2,965,149,099.81x = 4,323,129,646,558,534,656 - Step 5: Solve for x
x = 4,323,129,646,558,534,656/2,965,149,099.81 - Step 6: Final answer
x = 1,457,980,526.79
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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.