Finding the Fourth Proportional to 514,545,962.74, 769,798,544.64 and 397,073,807.98
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Solution
The fourth proportional to 514,545,962.74, 769,798,544.64 and 397,073,807.98 is: 594,051,574.85
Step by Step Solution
- Step 1: Write the proportion equation
514,545,962.74 : 769,798,544.64 = 397,073,807.98 : x - Step 2: Convert to fraction form
514,545,962.74/769,798,544.64 = 397,073,807.98/x - Step 3: Cross multiply
514,545,962.74x = 769,798,544.64 × 397,073,807.98 - Step 4: Simplify right side
514,545,962.74x = 305,666,839,497,666,816 - Step 5: Solve for x
x = 305,666,839,497,666,816/514,545,962.74 - Step 6: Final answer
x = 594,051,574.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.