Finding the Fourth Proportional to 566,916,972.17, 782,345,415.17 and 306,156,588.17
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Solution
The fourth proportional to 566,916,972.17, 782,345,415.17 and 306,156,588.17 is: 422,496,088.20
Step by Step Solution
- Step 1: Write the proportion equation
566,916,972.17 : 782,345,415.17 = 306,156,588.17 : x - Step 2: Convert to fraction form
566,916,972.17/782,345,415.17 = 306,156,588.17/x - Step 3: Cross multiply
566,916,972.17x = 782,345,415.17 × 306,156,588.17 - Step 4: Simplify right side
566,916,972.17x = 239,520,203,075,743,040 - Step 5: Solve for x
x = 239,520,203,075,743,040/566,916,972.17 - Step 6: Final answer
x = 422,496,088.20
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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.