Home / 10,780,128,018.80-16,170,192,028.20-2,610,475,794.80

Finding the Fourth Proportional to 10,780,128,018.80, 16,170,192,028.20 and 2,610,475,794.80

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Solution

The fourth proportional to 10,780,128,018.80, 16,170,192,028.20 and 2,610,475,794.80 is: 3,915,713,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,128,018.80 : 16,170,192,028.20 = 2,610,475,794.80 : x
  2. Step 2: Convert to fraction form
    10,780,128,018.80/16,170,192,028.20 = 2,610,475,794.80/x
  3. Step 3: Cross multiply
    10,780,128,018.80x = 16,170,192,028.20 × 2,610,475,794.80
  4. Step 4: Simplify right side
    10,780,128,018.80x = 42,211,894,886,884,024,320
  5. Step 5: Solve for x
    x = 42,211,894,886,884,024,320/10,780,128,018.80
  6. Step 6: Final answer
    x = 3,915,713,692.20

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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.