Home / 1,180,019,607.57-1,628,407,448.06-651,369,919.41

Finding the Fourth Proportional to 1,180,019,607.57, 1,628,407,448.06 and 651,369,919.41

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Solution

The fourth proportional to 1,180,019,607.57, 1,628,407,448.06 and 651,369,919.41 is: 898,879,663.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,019,607.57 : 1,628,407,448.06 = 651,369,919.41 : x
  2. Step 2: Convert to fraction form
    1,180,019,607.57/1,628,407,448.06 = 651,369,919.41/x
  3. Step 3: Cross multiply
    1,180,019,607.57x = 1,628,407,448.06 × 651,369,919.41
  4. Step 4: Simplify right side
    1,180,019,607.57x = 1,060,695,628,206,229,120
  5. Step 5: Solve for x
    x = 1,060,695,628,206,229,120/1,180,019,607.57
  6. Step 6: Final answer
    x = 898,879,663.86

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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.