Home / 1,303,988,571.60-1,799,340,737.07-881,521,467.72

Finding the Fourth Proportional to 1,303,988,571.60, 1,799,340,737.07 and 881,521,467.72

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Solution

The fourth proportional to 1,303,988,571.60, 1,799,340,737.07 and 881,521,467.72 is: 1,216,389,101.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,988,571.60 : 1,799,340,737.07 = 881,521,467.72 : x
  2. Step 2: Convert to fraction form
    1,303,988,571.60/1,799,340,737.07 = 881,521,467.72/x
  3. Step 3: Cross multiply
    1,303,988,571.60x = 1,799,340,737.07 × 881,521,467.72
  4. Step 4: Simplify right side
    1,303,988,571.60x = 1,586,157,487,470,332,928
  5. Step 5: Solve for x
    x = 1,586,157,487,470,332,928/1,303,988,571.60
  6. Step 6: Final answer
    x = 1,216,389,101.88

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Double scale
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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.