Finding the Fourth Proportional to 126,357,162.44, 189,547,310.47 and 35,480,139.08
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Solution
The fourth proportional to 126,357,162.44, 189,547,310.47 and 35,480,139.08 is: 53,223,456.50
Step by Step Solution
- Step 1: Write the proportion equation
126,357,162.44 : 189,547,310.47 = 35,480,139.08 : x - Step 2: Convert to fraction form
126,357,162.44/189,547,310.47 = 35,480,139.08/x - Step 3: Cross multiply
126,357,162.44x = 189,547,310.47 × 35,480,139.08 - Step 4: Simplify right side
126,357,162.44x = 6,725,164,938,100,709 - Step 5: Solve for x
x = 6,725,164,938,100,709/126,357,162.44 - Step 6: Final answer
x = 53,223,456.50
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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.