Finding the Fourth Proportional to 1,027,242,681.75, 1,540,540,346.63 and 336,989,090.07
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Solution
The fourth proportional to 1,027,242,681.75, 1,540,540,346.63 and 336,989,090.07 is: 505,377,452.52
Step by Step Solution
- Step 1: Write the proportion equation
1,027,242,681.75 : 1,540,540,346.63 = 336,989,090.07 : x - Step 2: Convert to fraction form
1,027,242,681.75/1,540,540,346.63 = 336,989,090.07/x - Step 3: Cross multiply
1,027,242,681.75x = 1,540,540,346.63 × 336,989,090.07 - Step 4: Simplify right side
1,027,242,681.75x = 519,145,289,625,281,152 - Step 5: Solve for x
x = 519,145,289,625,281,152/1,027,242,681.75 - Step 6: Final answer
x = 505,377,452.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.