Finding the Fourth Proportional to 528,804,851.60, 793,207,277.40 and 365,546,176.40
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Solution
The fourth proportional to 528,804,851.60, 793,207,277.40 and 365,546,176.40 is: 548,319,264.60
Step by Step Solution
- Step 1: Write the proportion equation
528,804,851.60 : 793,207,277.40 = 365,546,176.40 : x - Step 2: Convert to fraction form
528,804,851.60/793,207,277.40 = 365,546,176.40/x - Step 3: Cross multiply
528,804,851.60x = 793,207,277.40 × 365,546,176.40 - Step 4: Simplify right side
528,804,851.60x = 289,953,887,346,224,128 - Step 5: Solve for x
x = 289,953,887,346,224,128/528,804,851.60 - Step 6: Final answer
x = 548,319,264.60
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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.