Finding the Fourth Proportional to 1,348,065,998.80, 2,018,697,775.80 and 1,075,968,206.80
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Solution
The fourth proportional to 1,348,065,998.80, 2,018,697,775.80 and 1,075,968,206.80 is: 1,611,237,601.00
Step by Step Solution
- Step 1: Write the proportion equation
1,348,065,998.80 : 2,018,697,775.80 = 1,075,968,206.80 : x - Step 2: Convert to fraction form
1,348,065,998.80/2,018,697,775.80 = 1,075,968,206.80/x - Step 3: Cross multiply
1,348,065,998.80x = 2,018,697,775.80 × 1,075,968,206.80 - Step 4: Simplify right side
1,348,065,998.80x = 2,172,054,625,898,674,176 - Step 5: Solve for x
x = 2,172,054,625,898,674,176/1,348,065,998.80 - Step 6: Final answer
x = 1,611,237,601.00
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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.