Finding the Fourth Proportional to 338,442,776.00, 466,879,134.08 and 221,036,830.28
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Solution
The fourth proportional to 338,442,776.00, 466,879,134.08 and 221,036,830.28 is: 304,918,560.06
Step by Step Solution
- Step 1: Write the proportion equation
338,442,776.00 : 466,879,134.08 = 221,036,830.28 : x - Step 2: Convert to fraction form
338,442,776.00/466,879,134.08 = 221,036,830.28/x - Step 3: Cross multiply
338,442,776.00x = 466,879,134.08 × 221,036,830.28 - Step 4: Simplify right side
338,442,776.00x = 103,197,483,919,132,512 - Step 5: Solve for x
x = 103,197,483,919,132,512/338,442,776.00 - Step 6: Final answer
x = 304,918,560.06
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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.