Home / 1,431,122,770,630.40-2,146,525,047,603-512,155,024,763.40

Finding the Fourth Proportional to 1,431,122,770,630.40, 2,146,525,047,603 and 512,155,024,763.40

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Solution

The fourth proportional to 1,431,122,770,630.40, 2,146,525,047,603 and 512,155,024,763.40 is: 768,175,597,140.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,122,770,630.40 : 2,146,525,047,603 = 512,155,024,763.40 : x
  2. Step 2: Convert to fraction form
    1,431,122,770,630.40/2,146,525,047,603 = 512,155,024,763.40/x
  3. Step 3: Cross multiply
    1,431,122,770,630.40x = 2,146,525,047,603 × 512,155,024,763.40
  4. Step 4: Simplify right side
    1,431,122,770,630.40x = 1,099,353,588,910,372,916,559,872
  5. Step 5: Solve for x
    x = 1,099,353,588,910,372,916,559,872/1,431,122,770,630.40
  6. Step 6: Final answer
    x = 768,175,597,140.50

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1.5x scale

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.