Finding the Fourth Proportional to 185,421,134.47, 277,920,126.75 and 74,685,928.81
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Solution
The fourth proportional to 185,421,134.47, 277,920,126.75 and 74,685,928.81 is: 111,943,672.77
Step by Step Solution
- Step 1: Write the proportion equation
185,421,134.47 : 277,920,126.75 = 74,685,928.81 : x - Step 2: Convert to fraction form
185,421,134.47/277,920,126.75 = 74,685,928.81/x - Step 3: Cross multiply
185,421,134.47x = 277,920,126.75 × 74,685,928.81 - Step 4: Simplify right side
185,421,134.47x = 20,756,722,800,943,248 - Step 5: Solve for x
x = 20,756,722,800,943,248/185,421,134.47 - Step 6: Final answer
x = 111,943,672.77
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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.