Finding the Fourth Proportional to 93,679,231.24, 129,277,370.39 and 51,295,471.35
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Solution
The fourth proportional to 93,679,231.24, 129,277,370.39 and 51,295,471.35 is: 70,787,767.59
Step by Step Solution
- Step 1: Write the proportion equation
93,679,231.24 : 129,277,370.39 = 51,295,471.35 : x - Step 2: Convert to fraction form
93,679,231.24/129,277,370.39 = 51,295,471.35/x - Step 3: Cross multiply
93,679,231.24x = 129,277,370.39 × 51,295,471.35 - Step 4: Simplify right side
93,679,231.24x = 6,631,343,649,043,584 - Step 5: Solve for x
x = 6,631,343,649,043,584/93,679,231.24 - Step 6: Final answer
x = 70,787,767.59
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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.