Finding the Fourth Proportional to 284,209,158.24, 426,329,240.76 and 90,106,535.16
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Solution
The fourth proportional to 284,209,158.24, 426,329,240.76 and 90,106,535.16 is: 135,164,717.99
Step by Step Solution
- Step 1: Write the proportion equation
284,209,158.24 : 426,329,240.76 = 90,106,535.16 : x - Step 2: Convert to fraction form
284,209,158.24/426,329,240.76 = 90,106,535.16/x - Step 3: Cross multiply
284,209,158.24x = 426,329,240.76 × 90,106,535.16 - Step 4: Simplify right side
284,209,158.24x = 38,415,050,722,277,040 - Step 5: Solve for x
x = 38,415,050,722,277,040/284,209,158.24 - Step 6: Final answer
x = 135,164,717.99
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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.