Home / 705,037,523.40-1,057,556,285.10-690,704,800.20

Finding the Fourth Proportional to 705,037,523.40, 1,057,556,285.10 and 690,704,800.20

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Solution

The fourth proportional to 705,037,523.40, 1,057,556,285.10 and 690,704,800.20 is: 1,036,057,200.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,037,523.40 : 1,057,556,285.10 = 690,704,800.20 : x
  2. Step 2: Convert to fraction form
    705,037,523.40/1,057,556,285.10 = 690,704,800.20/x
  3. Step 3: Cross multiply
    705,037,523.40x = 1,057,556,285.10 × 690,704,800.20
  4. Step 4: Simplify right side
    705,037,523.40x = 730,459,202,600,249,856
  5. Step 5: Solve for x
    x = 730,459,202,600,249,856/705,037,523.40
  6. Step 6: Final answer
    x = 1,036,057,200.30

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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.