Finding the Fourth Proportional to 112,065,347.34, 168,149,096.91 and 57,516,239.79
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Solution
The fourth proportional to 112,065,347.34, 168,149,096.91 and 57,516,239.79 is: 86,300,573.80
Step by Step Solution
- Step 1: Write the proportion equation
112,065,347.34 : 168,149,096.91 = 57,516,239.79 : x - Step 2: Convert to fraction form
112,065,347.34/168,149,096.91 = 57,516,239.79/x - Step 3: Cross multiply
112,065,347.34x = 168,149,096.91 × 57,516,239.79 - Step 4: Simplify right side
112,065,347.34x = 9,671,303,778,347,508 - Step 5: Solve for x
x = 9,671,303,778,347,508/112,065,347.34 - Step 6: Final answer
x = 86,300,573.80
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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.