Home / 1,396,334,966.80-2,094,502,450.20-619,155,648.40

Finding the Fourth Proportional to 1,396,334,966.80, 2,094,502,450.20 and 619,155,648.40

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Solution

The fourth proportional to 1,396,334,966.80, 2,094,502,450.20 and 619,155,648.40 is: 928,733,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,334,966.80 : 2,094,502,450.20 = 619,155,648.40 : x
  2. Step 2: Convert to fraction form
    1,396,334,966.80/2,094,502,450.20 = 619,155,648.40/x
  3. Step 3: Cross multiply
    1,396,334,966.80x = 2,094,502,450.20 × 619,155,648.40
  4. Step 4: Simplify right side
    1,396,334,966.80x = 1,296,823,022,628,969,728
  5. Step 5: Solve for x
    x = 1,296,823,022,628,969,728/1,396,334,966.80
  6. Step 6: Final answer
    x = 928,733,472.60

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Double scale
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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.