Finding the Fourth Proportional to 426,939,031.94, 589,239,056.13 and 270,320,671.94
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Solution
The fourth proportional to 426,939,031.94, 589,239,056.13 and 270,320,671.94 is: 373,082,537.95
Step by Step Solution
- Step 1: Write the proportion equation
426,939,031.94 : 589,239,056.13 = 270,320,671.94 : x - Step 2: Convert to fraction form
426,939,031.94/589,239,056.13 = 270,320,671.94/x - Step 3: Cross multiply
426,939,031.94x = 589,239,056.13 × 270,320,671.94 - Step 4: Simplify right side
426,939,031.94x = 159,283,497,586,352,960 - Step 5: Solve for x
x = 159,283,497,586,352,960/426,939,031.94 - Step 6: Final answer
x = 373,082,537.95
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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.