Finding the Fourth Proportional to 175,643,788.80, 263,276,726.40 and 66,426,758.40
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Solution
The fourth proportional to 175,643,788.80, 263,276,726.40 and 66,426,758.40 is: 99,568,675.99
Step by Step Solution
- Step 1: Write the proportion equation
175,643,788.80 : 263,276,726.40 = 66,426,758.40 : x - Step 2: Convert to fraction form
175,643,788.80/263,276,726.40 = 66,426,758.40/x - Step 3: Cross multiply
175,643,788.80x = 263,276,726.40 × 66,426,758.40 - Step 4: Simplify right side
175,643,788.80x = 17,488,619,496,915,702 - Step 5: Solve for x
x = 17,488,619,496,915,702/175,643,788.80 - Step 6: Final answer
x = 99,568,675.99
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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.