Finding the Fourth Proportional to 93,679,231.93, 129,277,371.33 and 51,295,472.03
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Solution
The fourth proportional to 93,679,231.93, 129,277,371.33 and 51,295,472.03 is: 70,787,768.53
Step by Step Solution
- Step 1: Write the proportion equation
93,679,231.93 : 129,277,371.33 = 51,295,472.03 : x - Step 2: Convert to fraction form
93,679,231.93/129,277,371.33 = 51,295,472.03/x - Step 3: Cross multiply
93,679,231.93x = 129,277,371.33 × 51,295,472.03 - Step 4: Simplify right side
93,679,231.93x = 6,631,343,785,493,132 - Step 5: Solve for x
x = 6,631,343,785,493,132/93,679,231.93 - Step 6: Final answer
x = 70,787,768.53
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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.