Finding the Fourth Proportional to 450,024,497.52, 620,996,267.16 and 417,120,820.08
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Solution
The fourth proportional to 450,024,497.52, 620,996,267.16 and 417,120,820.08 is: 575,591,937.00
Step by Step Solution
- Step 1: Write the proportion equation
450,024,497.52 : 620,996,267.16 = 417,120,820.08 : x - Step 2: Convert to fraction form
450,024,497.52/620,996,267.16 = 417,120,820.08/x - Step 3: Cross multiply
450,024,497.52x = 620,996,267.16 × 417,120,820.08 - Step 4: Simplify right side
450,024,497.52x = 259,030,472,224,397,952 - Step 5: Solve for x
x = 259,030,472,224,397,952/450,024,497.52 - Step 6: Final answer
x = 575,591,937.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.