Finding the Fourth Proportional to 495,248,706.06, 683,435,552.58 and 272,225,615.46
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Solution
The fourth proportional to 495,248,706.06, 683,435,552.58 and 272,225,615.46 is: 375,667,137.85
Step by Step Solution
- Step 1: Write the proportion equation
495,248,706.06 : 683,435,552.58 = 272,225,615.46 : x - Step 2: Convert to fraction form
495,248,706.06/683,435,552.58 = 272,225,615.46/x - Step 3: Cross multiply
495,248,706.06x = 683,435,552.58 × 272,225,615.46 - Step 4: Simplify right side
495,248,706.06x = 186,048,663,928,335,680 - Step 5: Solve for x
x = 186,048,663,928,335,680/495,248,706.06 - Step 6: Final answer
x = 375,667,137.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.