Finding the Fourth Proportional to 195,725,979.99, 293,395,043.84 and 91,909,343.32
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Solution
The fourth proportional to 195,725,979.99, 293,395,043.84 and 91,909,343.32 is: 137,772,950.80
Step by Step Solution
- Step 1: Write the proportion equation
195,725,979.99 : 293,395,043.84 = 91,909,343.32 : x - Step 2: Convert to fraction form
195,725,979.99/293,395,043.84 = 91,909,343.32/x - Step 3: Cross multiply
195,725,979.99x = 293,395,043.84 × 91,909,343.32 - Step 4: Simplify right side
195,725,979.99x = 26,965,745,811,483,972 - Step 5: Solve for x
x = 26,965,745,811,483,972/195,725,979.99 - Step 6: Final answer
x = 137,772,950.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.