Finding the Fourth Proportional to 529,291,625.99, 793,805,440.57 and 155,725,177.73
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Solution
The fourth proportional to 529,291,625.99, 793,805,440.57 and 155,725,177.73 is: 233,548,930.76
Step by Step Solution
- Step 1: Write the proportion equation
529,291,625.99 : 793,805,440.57 = 155,725,177.73 : x - Step 2: Convert to fraction form
529,291,625.99/793,805,440.57 = 155,725,177.73/x - Step 3: Cross multiply
529,291,625.99x = 793,805,440.57 × 155,725,177.73 - Step 4: Simplify right side
529,291,625.99x = 123,615,493,311,445,856 - Step 5: Solve for x
x = 123,615,493,311,445,856/529,291,625.99 - Step 6: Final answer
x = 233,548,930.76
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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.