Home / 28,380,501,601.20-42,570,752,401.80-28,380,501,601.20

Finding the Fourth Proportional to 28,380,501,601.20, 42,570,752,401.80 and 28,380,501,601.20

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Solution

The fourth proportional to 28,380,501,601.20, 42,570,752,401.80 and 28,380,501,601.20 is: 42,570,752,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,380,501,601.20 : 42,570,752,401.80 = 28,380,501,601.20 : x
  2. Step 2: Convert to fraction form
    28,380,501,601.20/42,570,752,401.80 = 28,380,501,601.20/x
  3. Step 3: Cross multiply
    28,380,501,601.20x = 42,570,752,401.80 × 28,380,501,601.20
  4. Step 4: Simplify right side
    28,380,501,601.20x = 1,208,179,306,703,573,745,664
  5. Step 5: Solve for x
    x = 1,208,179,306,703,573,745,664/28,380,501,601.20
  6. Step 6: Final answer
    x = 42,570,752,401.80

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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.