Finding the Fourth Proportional to 54,539,880,645.12, 81,737,497,752.48 and 28,009,325,558.40
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Solution
The fourth proportional to 54,539,880,645.12, 81,737,497,752.48 and 28,009,325,558.40 is: 41,976,846,259.99
Step by Step Solution
- Step 1: Write the proportion equation
54,539,880,645.12 : 81,737,497,752.48 = 28,009,325,558.40 : x - Step 2: Convert to fraction form
54,539,880,645.12/81,737,497,752.48 = 28,009,325,558.40/x - Step 3: Cross multiply
54,539,880,645.12x = 81,737,497,752.48 × 28,009,325,558.40 - Step 4: Simplify right side
54,539,880,645.12x = 2,289,412,184,878,200,651,776 - Step 5: Solve for x
x = 2,289,412,184,878,200,651,776/54,539,880,645.12 - Step 6: Final answer
x = 41,976,846,259.99
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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.