Finding the Fourth Proportional to 44,385,873,212.93, 66,578,808,532.80 and 20,475,303,551.88
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Solution
The fourth proportional to 44,385,873,212.93, 66,578,808,532.80 and 20,475,303,551.88 is: 30,712,954,734.31
Step by Step Solution
- Step 1: Write the proportion equation
44,385,873,212.93 : 66,578,808,532.80 = 20,475,303,551.88 : x - Step 2: Convert to fraction form
44,385,873,212.93/66,578,808,532.80 = 20,475,303,551.88/x - Step 3: Cross multiply
44,385,873,212.93x = 66,578,808,532.80 × 20,475,303,551.88 - Step 4: Simplify right side
44,385,873,212.93x = 1,363,221,314,831,578,300,416 - Step 5: Solve for x
x = 1,363,221,314,831,578,300,416/44,385,873,212.93 - Step 6: Final answer
x = 30,712,954,734.31
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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.