Finding the Fourth Proportional to 185,031,036.06, 255,343,129.44 and 101,385,876.32
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Solution
The fourth proportional to 185,031,036.06, 255,343,129.44 and 101,385,876.32 is: 139,912,673.52
Step by Step Solution
- Step 1: Write the proportion equation
185,031,036.06 : 255,343,129.44 = 101,385,876.32 : x - Step 2: Convert to fraction form
185,031,036.06/255,343,129.44 = 101,385,876.32/x - Step 3: Cross multiply
185,031,036.06x = 255,343,129.44 × 101,385,876.32 - Step 4: Simplify right side
185,031,036.06x = 25,888,186,940,149,080 - Step 5: Solve for x
x = 25,888,186,940,149,080/185,031,036.06 - Step 6: Final answer
x = 139,912,673.52
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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.