Finding the Fourth Proportional to 319,925,890,818.77, 479,837,752,700.40 and 93,232,316,745.32
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Solution
The fourth proportional to 319,925,890,818.77, 479,837,752,700.40 and 93,232,316,745.32 is: 139,833,588,433.98
Step by Step Solution
- Step 1: Write the proportion equation
319,925,890,818.77 : 479,837,752,700.40 = 93,232,316,745.32 : x - Step 2: Convert to fraction form
319,925,890,818.77/479,837,752,700.40 = 93,232,316,745.32/x - Step 3: Cross multiply
319,925,890,818.77x = 479,837,752,700.40 × 93,232,316,745.32 - Step 4: Simplify right side
319,925,890,818.77x = 44,736,385,346,126,229,798,912 - Step 5: Solve for x
x = 44,736,385,346,126,229,798,912/319,925,890,818.77 - Step 6: Final answer
x = 139,833,588,433.98
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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.