Finding the Fourth Proportional to 130,277,052.98, 195,421,863.99 and 42,836,633.90
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Solution
The fourth proportional to 130,277,052.98, 195,421,863.99 and 42,836,633.90 is: 64,257,017.27
Step by Step Solution
- Step 1: Write the proportion equation
130,277,052.98 : 195,421,863.99 = 42,836,633.90 : x - Step 2: Convert to fraction form
130,277,052.98/195,421,863.99 = 42,836,633.90/x - Step 3: Cross multiply
130,277,052.98x = 195,421,863.99 × 42,836,633.90 - Step 4: Simplify right side
130,277,052.98x = 8,371,214,843,795,223 - Step 5: Solve for x
x = 8,371,214,843,795,223/130,277,052.98 - Step 6: Final answer
x = 64,257,017.27
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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.