Home / 3,103,920,305.10-4,655,880,457.65-1,380,634,289.10

Finding the Fourth Proportional to 3,103,920,305.10, 4,655,880,457.65 and 1,380,634,289.10

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Solution

The fourth proportional to 3,103,920,305.10, 4,655,880,457.65 and 1,380,634,289.10 is: 2,070,951,433.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,920,305.10 : 4,655,880,457.65 = 1,380,634,289.10 : x
  2. Step 2: Convert to fraction form
    3,103,920,305.10/4,655,880,457.65 = 1,380,634,289.10/x
  3. Step 3: Cross multiply
    3,103,920,305.10x = 4,655,880,457.65 × 1,380,634,289.10
  4. Step 4: Simplify right side
    3,103,920,305.10x = 6,428,068,205,782,189,056
  5. Step 5: Solve for x
    x = 6,428,068,205,782,189,056/3,103,920,305.10
  6. Step 6: Final answer
    x = 2,070,951,433.65

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Double scale
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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.