Finding the Fourth Proportional to 352,453,041.12, 528,620,923.16 and 106,751,259.28
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Solution
The fourth proportional to 352,453,041.12, 528,620,923.16 and 106,751,259.28 is: 160,109,128.44
Step by Step Solution
- Step 1: Write the proportion equation
352,453,041.12 : 528,620,923.16 = 106,751,259.28 : x - Step 2: Convert to fraction form
352,453,041.12/528,620,923.16 = 106,751,259.28/x - Step 3: Cross multiply
352,453,041.12x = 528,620,923.16 × 106,751,259.28 - Step 4: Simplify right side
352,453,041.12x = 56,430,949,229,086,120 - Step 5: Solve for x
x = 56,430,949,229,086,120/352,453,041.12 - Step 6: Final answer
x = 160,109,128.44
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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.