Finding the Fourth Proportional to 2,243,032,203.60, 3,364,548,305.40 and 768,974,301.90
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Solution
The fourth proportional to 2,243,032,203.60, 3,364,548,305.40 and 768,974,301.90 is: 1,153,461,452.85
Step by Step Solution
- Step 1: Write the proportion equation
2,243,032,203.60 : 3,364,548,305.40 = 768,974,301.90 : x - Step 2: Convert to fraction form
2,243,032,203.60/3,364,548,305.40 = 768,974,301.90/x - Step 3: Cross multiply
2,243,032,203.60x = 3,364,548,305.40 × 768,974,301.90 - Step 4: Simplify right side
2,243,032,203.60x = 2,587,251,184,353,793,024 - Step 5: Solve for x
x = 2,587,251,184,353,793,024/2,243,032,203.60 - Step 6: Final answer
x = 1,153,461,452.85
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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.