Home / 28,163,135,212.80-42,244,702,819.20-23,617,401,475.20

Finding the Fourth Proportional to 28,163,135,212.80, 42,244,702,819.20 and 23,617,401,475.20

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Solution

The fourth proportional to 28,163,135,212.80, 42,244,702,819.20 and 23,617,401,475.20 is: 35,426,102,212.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,163,135,212.80 : 42,244,702,819.20 = 23,617,401,475.20 : x
  2. Step 2: Convert to fraction form
    28,163,135,212.80/42,244,702,819.20 = 23,617,401,475.20/x
  3. Step 3: Cross multiply
    28,163,135,212.80x = 42,244,702,819.20 × 23,617,401,475.20
  4. Step 4: Simplify right side
    28,163,135,212.80x = 997,710,106,681,559,613,440
  5. Step 5: Solve for x
    x = 997,710,106,681,559,613,440/28,163,135,212.80
  6. Step 6: Final answer
    x = 35,426,102,212.80

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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.