Finding the Fourth Proportional to 149,535,081.70, 224,332,948.95 and 84,869,865.70
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Solution
The fourth proportional to 149,535,081.70, 224,332,948.95 and 84,869,865.70 is: 127,322,010.55
Step by Step Solution
- Step 1: Write the proportion equation
149,535,081.70 : 224,332,948.95 = 84,869,865.70 : x - Step 2: Convert to fraction form
149,535,081.70/224,332,948.95 = 84,869,865.70/x - Step 3: Cross multiply
149,535,081.70x = 224,332,948.95 × 84,869,865.70 - Step 4: Simplify right side
149,535,081.70x = 19,039,107,249,471,456 - Step 5: Solve for x
x = 19,039,107,249,471,456/149,535,081.70 - Step 6: Final answer
x = 127,322,010.55
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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.