Finding the Fourth Proportional to 102,390,996,855.70, 153,586,495,283.55 and 102,390,996,855.70
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Solution
The fourth proportional to 102,390,996,855.70, 153,586,495,283.55 and 102,390,996,855.70 is: 153,586,495,283.55
Step by Step Solution
- Step 1: Write the proportion equation
102,390,996,855.70 : 153,586,495,283.55 = 102,390,996,855.70 : x - Step 2: Convert to fraction form
102,390,996,855.70/153,586,495,283.55 = 102,390,996,855.70/x - Step 3: Cross multiply
102,390,996,855.70x = 153,586,495,283.55 × 102,390,996,855.70 - Step 4: Simplify right side
102,390,996,855.70x = 15,725,874,355,655,948,632,064 - Step 5: Solve for x
x = 15,725,874,355,655,948,632,064/102,390,996,855.70 - Step 6: Final answer
x = 153,586,495,283.55
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1.5x scale
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.