Finding the Fourth Proportional to 939,439,092,551.76, 1,408,581,935,329.50 and 365,084,578,234.44
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Solution
The fourth proportional to 939,439,092,551.76, 1,408,581,935,329.50 and 365,084,578,234.44 is: 547,402,748,986.72
Step by Step Solution
- Step 1: Write the proportion equation
939,439,092,551.76 : 1,408,581,935,329.50 = 365,084,578,234.44 : x - Step 2: Convert to fraction form
939,439,092,551.76/1,408,581,935,329.50 = 365,084,578,234.44/x - Step 3: Cross multiply
939,439,092,551.76x = 1,408,581,935,329.50 × 365,084,578,234.44 - Step 4: Simplify right side
939,439,092,551.76x = 514,251,541,768,421,729,370,112 - Step 5: Solve for x
x = 514,251,541,768,421,729,370,112/939,439,092,551.76 - Step 6: Final answer
x = 547,402,748,986.72
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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.