Home / 2,113,197,401.80-3,170,244,000.30-639,216,166.60

Finding the Fourth Proportional to 2,113,197,401.80, 3,170,244,000.30 and 639,216,166.60

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Solution

The fourth proportional to 2,113,197,401.80, 3,170,244,000.30 and 639,216,166.60 is: 958,959,733.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,197,401.80 : 3,170,244,000.30 = 639,216,166.60 : x
  2. Step 2: Convert to fraction form
    2,113,197,401.80/3,170,244,000.30 = 639,216,166.60/x
  3. Step 3: Cross multiply
    2,113,197,401.80x = 3,170,244,000.30 × 639,216,166.60
  4. Step 4: Simplify right side
    2,113,197,401.80x = 2,026,471,217,058,415,360
  5. Step 5: Solve for x
    x = 2,026,471,217,058,415,360/2,113,197,401.80
  6. Step 6: Final answer
    x = 958,959,733.40

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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.