Finding the Fourth Proportional to 117,956,315.70, 176,934,473.55 and 97,800,923.70
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Solution
The fourth proportional to 117,956,315.70, 176,934,473.55 and 97,800,923.70 is: 146,701,385.55
Step by Step Solution
- Step 1: Write the proportion equation
117,956,315.70 : 176,934,473.55 = 97,800,923.70 : x - Step 2: Convert to fraction form
117,956,315.70/176,934,473.55 = 97,800,923.70/x - Step 3: Cross multiply
117,956,315.70x = 176,934,473.55 × 97,800,923.70 - Step 4: Simplify right side
117,956,315.70x = 17,304,354,947,563,220 - Step 5: Solve for x
x = 17,304,354,947,563,220/117,956,315.70 - Step 6: Final answer
x = 146,701,385.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.