Finding the Fourth Proportional to 1,684,062,938.84, 2,526,267,664.80 and 635,684,209.16
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Solution
The fourth proportional to 1,684,062,938.84, 2,526,267,664.80 and 635,684,209.16 is: 953,591,712.99
Step by Step Solution
- Step 1: Write the proportion equation
1,684,062,938.84 : 2,526,267,664.80 = 635,684,209.16 : x - Step 2: Convert to fraction form
1,684,062,938.84/2,526,267,664.80 = 635,684,209.16/x - Step 3: Cross multiply
1,684,062,938.84x = 2,526,267,664.80 × 635,684,209.16 - Step 4: Simplify right side
1,684,062,938.84x = 1,605,908,462,624,868,096 - Step 5: Solve for x
x = 1,605,908,462,624,868,096/1,684,062,938.84 - Step 6: Final answer
x = 953,591,712.99
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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.