Finding the Fourth Proportional to 797,183,725.70, 1,195,775,588.55 and 251,925,259.70
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Solution
The fourth proportional to 797,183,725.70, 1,195,775,588.55 and 251,925,259.70 is: 377,887,889.55
Step by Step Solution
- Step 1: Write the proportion equation
797,183,725.70 : 1,195,775,588.55 = 251,925,259.70 : x - Step 2: Convert to fraction form
797,183,725.70/1,195,775,588.55 = 251,925,259.70/x - Step 3: Cross multiply
797,183,725.70x = 1,195,775,588.55 × 251,925,259.70 - Step 4: Simplify right side
797,183,725.70x = 301,246,075,688,379,072 - Step 5: Solve for x
x = 301,246,075,688,379,072/797,183,725.70 - Step 6: Final answer
x = 377,887,889.55
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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.