Finding the Fourth Proportional to 291,788,223,314.08, 437,112,326,876.40 and 201,013,605,103.12
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Solution
The fourth proportional to 291,788,223,314.08, 437,112,326,876.40 and 201,013,605,103.12 is: 301,127,727,714.56
Step by Step Solution
- Step 1: Write the proportion equation
291,788,223,314.08 : 437,112,326,876.40 = 201,013,605,103.12 : x - Step 2: Convert to fraction form
291,788,223,314.08/437,112,326,876.40 = 201,013,605,103.12/x - Step 3: Cross multiply
291,788,223,314.08x = 437,112,326,876.40 × 201,013,605,103.12 - Step 4: Simplify right side
291,788,223,314.08x = 87,865,524,660,438,571,155,456 - Step 5: Solve for x
x = 87,865,524,660,438,571,155,456/291,788,223,314.08 - Step 6: Final answer
x = 301,127,727,714.56
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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.