Home / 13,692,150,280.20-18,895,125,230.88-7,588,892,030.61

Finding the Fourth Proportional to 13,692,150,280.20, 18,895,125,230.88 and 7,588,892,030.61

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Solution

The fourth proportional to 13,692,150,280.20, 18,895,125,230.88 and 7,588,892,030.61 is: 10,472,647,637.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,692,150,280.20 : 18,895,125,230.88 = 7,588,892,030.61 : x
  2. Step 2: Convert to fraction form
    13,692,150,280.20/18,895,125,230.88 = 7,588,892,030.61/x
  3. Step 3: Cross multiply
    13,692,150,280.20x = 18,895,125,230.88 × 7,588,892,030.61
  4. Step 4: Simplify right side
    13,692,150,280.20x = 143,393,065,282,003,173,376
  5. Step 5: Solve for x
    x = 143,393,065,282,003,173,376/13,692,150,280.20
  6. Step 6: Final answer
    x = 10,472,647,637.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.