Home / 705,050,311.20-1,056,903,620.40-549,517,869.60

Finding the Fourth Proportional to 705,050,311.20, 1,056,903,620.40 and 549,517,869.60

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Solution

The fourth proportional to 705,050,311.20, 1,056,903,620.40 and 549,517,869.60 is: 823,753,165.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,050,311.20 : 1,056,903,620.40 = 549,517,869.60 : x
  2. Step 2: Convert to fraction form
    705,050,311.20/1,056,903,620.40 = 549,517,869.60/x
  3. Step 3: Cross multiply
    705,050,311.20x = 1,056,903,620.40 × 549,517,869.60
  4. Step 4: Simplify right side
    705,050,311.20x = 580,787,425,854,735,104
  5. Step 5: Solve for x
    x = 580,787,425,854,735,104/705,050,311.20
  6. Step 6: Final answer
    x = 823,753,165.74

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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.