Home / 703,297,826.40-1,052,931,200.40-683,142,434.40

Finding the Fourth Proportional to 703,297,826.40, 1,052,931,200.40 and 683,142,434.40

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Solution

The fourth proportional to 703,297,826.40, 1,052,931,200.40 and 683,142,434.40 is: 1,022,755,874.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,297,826.40 : 1,052,931,200.40 = 683,142,434.40 : x
  2. Step 2: Convert to fraction form
    703,297,826.40/1,052,931,200.40 = 683,142,434.40/x
  3. Step 3: Cross multiply
    703,297,826.40x = 1,052,931,200.40 × 683,142,434.40
  4. Step 4: Simplify right side
    703,297,826.40x = 719,301,983,496,970,240
  5. Step 5: Solve for x
    x = 719,301,983,496,970,240/703,297,826.40
  6. Step 6: Final answer
    x = 1,022,755,874.53

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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.