Finding the Fourth Proportional to 312,174,134.29, 468,282,747.45 and 90,847,304.49
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Solution
The fourth proportional to 312,174,134.29, 468,282,747.45 and 90,847,304.49 is: 136,277,226.95
Step by Step Solution
- Step 1: Write the proportion equation
312,174,134.29 : 468,282,747.45 = 90,847,304.49 : x - Step 2: Convert to fraction form
312,174,134.29/468,282,747.45 = 90,847,304.49/x - Step 3: Cross multiply
312,174,134.29x = 468,282,747.45 × 90,847,304.49 - Step 4: Simplify right side
312,174,134.29x = 42,542,225,347,100,664 - Step 5: Solve for x
x = 42,542,225,347,100,664/312,174,134.29 - Step 6: Final answer
x = 136,277,226.95
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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.