Finding the Fourth Proportional to 1,457,476,110.84, 2,184,457,692 and 669,442,331.40
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Solution
The fourth proportional to 1,457,476,110.84, 2,184,457,692 and 669,442,331.40 is: 1,003,356,720.09
Step by Step Solution
- Step 1: Write the proportion equation
1,457,476,110.84 : 2,184,457,692 = 669,442,331.40 : x - Step 2: Convert to fraction form
1,457,476,110.84/2,184,457,692 = 669,442,331.40/x - Step 3: Cross multiply
1,457,476,110.84x = 2,184,457,692 × 669,442,331.40 - Step 4: Simplify right side
1,457,476,110.84x = 1,462,368,450,177,143,040 - Step 5: Solve for x
x = 1,462,368,450,177,143,040/1,457,476,110.84 - Step 6: Final answer
x = 1,003,356,720.09
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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.