Finding the Fourth Proportional to 1,376,829,233.70, 2,065,243,850.55 and 1,104,731,441.70
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Solution
The fourth proportional to 1,376,829,233.70, 2,065,243,850.55 and 1,104,731,441.70 is: 1,657,097,162.55
Step by Step Solution
- Step 1: Write the proportion equation
1,376,829,233.70 : 2,065,243,850.55 = 1,104,731,441.70 : x - Step 2: Convert to fraction form
1,376,829,233.70/2,065,243,850.55 = 1,104,731,441.70/x - Step 3: Cross multiply
1,376,829,233.70x = 2,065,243,850.55 × 1,104,731,441.70 - Step 4: Simplify right side
1,376,829,233.70x = 2,281,539,816,480,160,768 - Step 5: Solve for x
x = 2,281,539,816,480,160,768/1,376,829,233.70 - Step 6: Final answer
x = 1,657,097,162.55
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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.