Finding the Fourth Proportional to 548,719,106.13, 757,233,195.98 and 297,823,588.11
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Solution
The fourth proportional to 548,719,106.13, 757,233,195.98 and 297,823,588.11 is: 410,997,001.82
Step by Step Solution
- Step 1: Write the proportion equation
548,719,106.13 : 757,233,195.98 = 297,823,588.11 : x - Step 2: Convert to fraction form
548,719,106.13/757,233,195.98 = 297,823,588.11/x - Step 3: Cross multiply
548,719,106.13x = 757,233,195.98 × 297,823,588.11 - Step 4: Simplify right side
548,719,106.13x = 225,521,907,461,277,312 - Step 5: Solve for x
x = 225,521,907,461,277,312/548,719,106.13 - Step 6: Final answer
x = 410,997,001.82
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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.