Finding the Fourth Proportional to 351,889,982.64, 527,817,805.92 and 130,604,379.84
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Solution
The fourth proportional to 351,889,982.64, 527,817,805.92 and 130,604,379.84 is: 195,900,197.82
Step by Step Solution
- Step 1: Write the proportion equation
351,889,982.64 : 527,817,805.92 = 130,604,379.84 : x - Step 2: Convert to fraction form
351,889,982.64/527,817,805.92 = 130,604,379.84/x - Step 3: Cross multiply
351,889,982.64x = 527,817,805.92 × 130,604,379.84 - Step 4: Simplify right side
351,889,982.64x = 68,935,317,210,691,088 - Step 5: Solve for x
x = 68,935,317,210,691,088/351,889,982.64 - Step 6: Final answer
x = 195,900,197.82
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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.