Home / 1,781,298,114.20-2,671,947,171.30-1,505,799,099.80

Finding the Fourth Proportional to 1,781,298,114.20, 2,671,947,171.30 and 1,505,799,099.80

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Solution

The fourth proportional to 1,781,298,114.20, 2,671,947,171.30 and 1,505,799,099.80 is: 2,258,698,649.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,298,114.20 : 2,671,947,171.30 = 1,505,799,099.80 : x
  2. Step 2: Convert to fraction form
    1,781,298,114.20/2,671,947,171.30 = 1,505,799,099.80/x
  3. Step 3: Cross multiply
    1,781,298,114.20x = 2,671,947,171.30 × 1,505,799,099.80
  4. Step 4: Simplify right side
    1,781,298,114.20x = 4,023,415,645,256,696,320
  5. Step 5: Solve for x
    x = 4,023,415,645,256,696,320/1,781,298,114.20
  6. Step 6: Final answer
    x = 2,258,698,649.70

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Double scale
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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.