Finding the Fourth Proportional to 96,432,604, 133,078,064.08 and 56,748,905.76
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Solution
The fourth proportional to 96,432,604, 133,078,064.08 and 56,748,905.76 is: 78,314,119.95
Step by Step Solution
- Step 1: Write the proportion equation
96,432,604 : 133,078,064.08 = 56,748,905.76 : x - Step 2: Convert to fraction form
96,432,604/133,078,064.08 = 56,748,905.76/x - Step 3: Cross multiply
96,432,604x = 133,078,064.08 × 56,748,905.76 - Step 4: Simplify right side
96,432,604x = 7,552,034,517,199,161 - Step 5: Solve for x
x = 7,552,034,517,199,161/96,432,604 - Step 6: Final answer
x = 78,314,119.95
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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.