Finding the Fourth Proportional to 358,689,660.80, 537,877,027.20 and 164,536,548.80
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Solution
The fourth proportional to 358,689,660.80, 537,877,027.20 and 164,536,548.80 is: 246,732,592.00
Step by Step Solution
- Step 1: Write the proportion equation
358,689,660.80 : 537,877,027.20 = 164,536,548.80 : x - Step 2: Convert to fraction form
358,689,660.80/537,877,027.20 = 164,536,548.80/x - Step 3: Cross multiply
358,689,660.80x = 537,877,027.20 × 164,536,548.80 - Step 4: Simplify right side
358,689,660.80x = 88,500,429,734,291,744 - Step 5: Solve for x
x = 88,500,429,734,291,744/358,689,660.80 - Step 6: Final answer
x = 246,732,592.00
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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.