Finding the Fourth Proportional to 112,554,377.47, 155,329,895.37 and 62,318,595.79
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Solution
The fourth proportional to 112,554,377.47, 155,329,895.37 and 62,318,595.79 is: 86,002,349.99
Step by Step Solution
- Step 1: Write the proportion equation
112,554,377.47 : 155,329,895.37 = 62,318,595.79 : x - Step 2: Convert to fraction form
112,554,377.47/155,329,895.37 = 62,318,595.79/x - Step 3: Cross multiply
112,554,377.47x = 155,329,895.37 × 62,318,595.79 - Step 4: Simplify right side
112,554,377.47x = 9,679,940,963,666,022 - Step 5: Solve for x
x = 9,679,940,963,666,022/112,554,377.47 - Step 6: Final answer
x = 86,002,349.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.