Finding the Fourth Proportional to 1,708,991,982.90, 2,563,487,974.35 and 1,134,563,310.90
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Solution
The fourth proportional to 1,708,991,982.90, 2,563,487,974.35 and 1,134,563,310.90 is: 1,701,844,966.35
Step by Step Solution
- Step 1: Write the proportion equation
1,708,991,982.90 : 2,563,487,974.35 = 1,134,563,310.90 : x - Step 2: Convert to fraction form
1,708,991,982.90/2,563,487,974.35 = 1,134,563,310.90/x - Step 3: Cross multiply
1,708,991,982.90x = 2,563,487,974.35 × 1,134,563,310.90 - Step 4: Simplify right side
1,708,991,982.90x = 2,908,439,403,630,870,528 - Step 5: Solve for x
x = 2,908,439,403,630,870,528/1,708,991,982.90 - Step 6: Final answer
x = 1,701,844,966.35
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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.