Finding the Fourth Proportional to 273,688,154.19, 377,686,645.97 and 148,237,229.07
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Solution
The fourth proportional to 273,688,154.19, 377,686,645.97 and 148,237,229.07 is: 204,565,747.54
Step by Step Solution
- Step 1: Write the proportion equation
273,688,154.19 : 377,686,645.97 = 148,237,229.07 : x - Step 2: Convert to fraction form
273,688,154.19/377,686,645.97 = 148,237,229.07/x - Step 3: Cross multiply
273,688,154.19x = 377,686,645.97 × 148,237,229.07 - Step 4: Simplify right side
273,688,154.19x = 55,987,221,854,593,688 - Step 5: Solve for x
x = 55,987,221,854,593,688/273,688,154.19 - Step 6: Final answer
x = 204,565,747.54
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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.