Home / 1,180,086,906.96-1,628,477,246.16-651,439,545.12

Finding the Fourth Proportional to 1,180,086,906.96, 1,628,477,246.16 and 651,439,545.12

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Solution

The fourth proportional to 1,180,086,906.96, 1,628,477,246.16 and 651,439,545.12 is: 898,963,008.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,086,906.96 : 1,628,477,246.16 = 651,439,545.12 : x
  2. Step 2: Convert to fraction form
    1,180,086,906.96/1,628,477,246.16 = 651,439,545.12/x
  3. Step 3: Cross multiply
    1,180,086,906.96x = 1,628,477,246.16 × 651,439,545.12
  4. Step 4: Simplify right side
    1,180,086,906.96x = 1,060,854,476,476,740,736
  5. Step 5: Solve for x
    x = 1,060,854,476,476,740,736/1,180,086,906.96
  6. Step 6: Final answer
    x = 898,963,008.76

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Double scale
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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.