Finding the Fourth Proportional to 859,241,683,676.70, 1,288,862,525,515 and 355,996,817,372.70
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Solution
The fourth proportional to 859,241,683,676.70, 1,288,862,525,515 and 355,996,817,372.70 is: 533,995,226,059.03
Step by Step Solution
- Step 1: Write the proportion equation
859,241,683,676.70 : 1,288,862,525,515 = 355,996,817,372.70 : x - Step 2: Convert to fraction form
859,241,683,676.70/1,288,862,525,515 = 355,996,817,372.70/x - Step 3: Cross multiply
859,241,683,676.70x = 1,288,862,525,515 × 355,996,817,372.70 - Step 4: Simplify right side
859,241,683,676.70x = 458,830,957,114,280,380,465,152 - Step 5: Solve for x
x = 458,830,957,114,280,380,465,152/859,241,683,676.70 - Step 6: Final answer
x = 533,995,226,059.03
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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.