Finding the Fourth Proportional to 157,228,492.80, 235,834,158.14 and 48,053,626.94
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Solution
The fourth proportional to 157,228,492.80, 235,834,158.14 and 48,053,626.94 is: 72,077,817.79
Step by Step Solution
- Step 1: Write the proportion equation
157,228,492.80 : 235,834,158.14 = 48,053,626.94 : x - Step 2: Convert to fraction form
157,228,492.80/235,834,158.14 = 48,053,626.94/x - Step 3: Cross multiply
157,228,492.80x = 235,834,158.14 × 48,053,626.94 - Step 4: Simplify right side
157,228,492.80x = 11,332,686,654,968,524 - Step 5: Solve for x
x = 11,332,686,654,968,524/157,228,492.80 - Step 6: Final answer
x = 72,077,817.79
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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.