Finding the Fourth Proportional to 83,119,244.80, 124,426,924.80 and 62,795,891.20
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Solution
The fourth proportional to 83,119,244.80, 124,426,924.80 and 62,795,891.20 is: 94,003,496.43
Step by Step Solution
- Step 1: Write the proportion equation
83,119,244.80 : 124,426,924.80 = 62,795,891.20 : x - Step 2: Convert to fraction form
83,119,244.80/124,426,924.80 = 62,795,891.20/x - Step 3: Cross multiply
83,119,244.80x = 124,426,924.80 × 62,795,891.20 - Step 4: Simplify right side
83,119,244.80x = 7,813,499,632,091,382 - Step 5: Solve for x
x = 7,813,499,632,091,382/83,119,244.80 - Step 6: Final answer
x = 94,003,496.43
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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.