Finding the Fourth Proportional to 2,130,385,162,735.80, 3,195,254,865,163.30 and 579,810,504,187.06
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Solution
The fourth proportional to 2,130,385,162,735.80, 3,195,254,865,163.30 and 579,810,504,187.06 is: 869,627,880,808.82
Step by Step Solution
- Step 1: Write the proportion equation
2,130,385,162,735.80 : 3,195,254,865,163.30 = 579,810,504,187.06 : x - Step 2: Convert to fraction form
2,130,385,162,735.80/3,195,254,865,163.30 = 579,810,504,187.06/x - Step 3: Cross multiply
2,130,385,162,735.80x = 3,195,254,865,163.30 × 579,810,504,187.06 - Step 4: Simplify right side
2,130,385,162,735.80x = 1,852,642,334,376,489,564,241,920 - Step 5: Solve for x
x = 1,852,642,334,376,489,564,241,920/2,130,385,162,735.80 - Step 6: Final answer
x = 869,627,880,808.82
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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.