Finding the Fourth Proportional to 1,420,092,003.80, 2,130,138,005.70 and 1,075,718,235.80
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Solution
The fourth proportional to 1,420,092,003.80, 2,130,138,005.70 and 1,075,718,235.80 is: 1,613,577,353.70
Step by Step Solution
- Step 1: Write the proportion equation
1,420,092,003.80 : 2,130,138,005.70 = 1,075,718,235.80 : x - Step 2: Convert to fraction form
1,420,092,003.80/2,130,138,005.70 = 1,075,718,235.80/x - Step 3: Cross multiply
1,420,092,003.80x = 2,130,138,005.70 × 1,075,718,235.80 - Step 4: Simplify right side
1,420,092,003.80x = 2,291,428,297,502,134,272 - Step 5: Solve for x
x = 2,291,428,297,502,134,272/1,420,092,003.80 - Step 6: Final answer
x = 1,613,577,353.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.