Finding the Fourth Proportional to 1,791,936,701.30, 2,687,905,051.95 and 565,229,155.70
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Solution
The fourth proportional to 1,791,936,701.30, 2,687,905,051.95 and 565,229,155.70 is: 847,843,733.55
Step by Step Solution
- Step 1: Write the proportion equation
1,791,936,701.30 : 2,687,905,051.95 = 565,229,155.70 : x - Step 2: Convert to fraction form
1,791,936,701.30/2,687,905,051.95 = 565,229,155.70/x - Step 3: Cross multiply
1,791,936,701.30x = 2,687,905,051.95 × 565,229,155.70 - Step 4: Simplify right side
1,791,936,701.30x = 1,519,282,303,115,463,168 - Step 5: Solve for x
x = 1,519,282,303,115,463,168/1,791,936,701.30 - Step 6: Final answer
x = 847,843,733.55
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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.