Home / 1,043,155,998.40-1,564,922,954.40-524,280,625.60

Finding the Fourth Proportional to 1,043,155,998.40, 1,564,922,954.40 and 524,280,625.60

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Solution

The fourth proportional to 1,043,155,998.40, 1,564,922,954.40 and 524,280,625.60 is: 786,515,906.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,155,998.40 : 1,564,922,954.40 = 524,280,625.60 : x
  2. Step 2: Convert to fraction form
    1,043,155,998.40/1,564,922,954.40 = 524,280,625.60/x
  3. Step 3: Cross multiply
    1,043,155,998.40x = 1,564,922,954.40 × 524,280,625.60
  4. Step 4: Simplify right side
    1,043,155,998.40x = 820,458,785,548,632,320
  5. Step 5: Solve for x
    x = 820,458,785,548,632,320/1,043,155,998.40
  6. Step 6: Final answer
    x = 786,515,906.35

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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.