Finding the Fourth Proportional to 125,657,841,757.36, 188,485,520,510.82 and 57,569,590,595.80
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Solution
The fourth proportional to 125,657,841,757.36, 188,485,520,510.82 and 57,569,590,595.80 is: 86,353,816,819.46
Step by Step Solution
- Step 1: Write the proportion equation
125,657,841,757.36 : 188,485,520,510.82 = 57,569,590,595.80 : x - Step 2: Convert to fraction form
125,657,841,757.36/188,485,520,510.82 = 57,569,590,595.80/x - Step 3: Cross multiply
125,657,841,757.36x = 188,485,520,510.82 × 57,569,590,595.80 - Step 4: Simplify right side
125,657,841,757.36x = 10,851,034,249,044,172,996,608 - Step 5: Solve for x
x = 10,851,034,249,044,172,996,608/125,657,841,757.36 - Step 6: Final answer
x = 86,353,816,819.46
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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.