Finding the Fourth Proportional to 68,575,572,246.90, 102,863,358,370.35 and 68,575,572,246.90
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Solution
The fourth proportional to 68,575,572,246.90, 102,863,358,370.35 and 68,575,572,246.90 is: 102,863,358,370.35
Step by Step Solution
- Step 1: Write the proportion equation
68,575,572,246.90 : 102,863,358,370.35 = 68,575,572,246.90 : x - Step 2: Convert to fraction form
68,575,572,246.90/102,863,358,370.35 = 68,575,572,246.90/x - Step 3: Cross multiply
68,575,572,246.90x = 102,863,358,370.35 × 68,575,572,246.90 - Step 4: Simplify right side
68,575,572,246.90x = 7,053,913,663,484,703,277,056 - Step 5: Solve for x
x = 7,053,913,663,484,703,277,056/68,575,572,246.90 - Step 6: Final answer
x = 102,863,358,370.35
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1.5x scale
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.