Home / 1,431,122,770,629.90-2,146,525,047,602.20-512,155,024,762.95

Finding the Fourth Proportional to 1,431,122,770,629.90, 2,146,525,047,602.20 and 512,155,024,762.95

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Solution

The fourth proportional to 1,431,122,770,629.90, 2,146,525,047,602.20 and 512,155,024,762.95 is: 768,175,597,139.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,122,770,629.90 : 2,146,525,047,602.20 = 512,155,024,762.95 : x
  2. Step 2: Convert to fraction form
    1,431,122,770,629.90/2,146,525,047,602.20 = 512,155,024,762.95/x
  3. Step 3: Cross multiply
    1,431,122,770,629.90x = 2,146,525,047,602.20 × 512,155,024,762.95
  4. Step 4: Simplify right side
    1,431,122,770,629.90x = 1,099,353,588,908,997,184,847,872
  5. Step 5: Solve for x
    x = 1,099,353,588,908,997,184,847,872/1,431,122,770,629.90
  6. Step 6: Final answer
    x = 768,175,597,139.81

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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.