Finding the Fourth Proportional to 392,745,410.57, 589,121,068.96 and 174,337,036.08
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Solution
The fourth proportional to 392,745,410.57, 589,121,068.96 and 174,337,036.08 is: 261,506,864.99
Step by Step Solution
- Step 1: Write the proportion equation
392,745,410.57 : 589,121,068.96 = 174,337,036.08 : x - Step 2: Convert to fraction form
392,745,410.57/589,121,068.96 = 174,337,036.08/x - Step 3: Cross multiply
392,745,410.57x = 589,121,068.96 × 174,337,036.08 - Step 4: Simplify right side
392,745,410.57x = 102,705,621,054,767,696 - Step 5: Solve for x
x = 102,705,621,054,767,696/392,745,410.57 - Step 6: Final answer
x = 261,506,864.99
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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.