Finding the Fourth Proportional to 166,698,664.91, 230,044,157.58 and 93,359,806.91
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Solution
The fourth proportional to 166,698,664.91, 230,044,157.58 and 93,359,806.91 is: 128,836,533.54
Step by Step Solution
- Step 1: Write the proportion equation
166,698,664.91 : 230,044,157.58 = 93,359,806.91 : x - Step 2: Convert to fraction form
166,698,664.91/230,044,157.58 = 93,359,806.91/x - Step 3: Cross multiply
166,698,664.91x = 230,044,157.58 × 93,359,806.91 - Step 4: Simplify right side
166,698,664.91x = 21,476,878,132,442,412 - Step 5: Solve for x
x = 21,476,878,132,442,412/166,698,664.91 - Step 6: Final answer
x = 128,836,533.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.