Finding the Fourth Proportional to 177,794,281.30, 266,691,421.95 and 104,936,271.70
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Solution
The fourth proportional to 177,794,281.30, 266,691,421.95 and 104,936,271.70 is: 157,404,407.55
Step by Step Solution
- Step 1: Write the proportion equation
177,794,281.30 : 266,691,421.95 = 104,936,271.70 : x - Step 2: Convert to fraction form
177,794,281.30/266,691,421.95 = 104,936,271.70/x - Step 3: Cross multiply
177,794,281.30x = 266,691,421.95 × 104,936,271.70 - Step 4: Simplify right side
177,794,281.30x = 27,985,603,513,804,544 - Step 5: Solve for x
x = 27,985,603,513,804,544/177,794,281.30 - Step 6: Final answer
x = 157,404,407.55
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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.