Home / 673,991,733.60-1,010,987,600.40-441,539,440.20

Finding the Fourth Proportional to 673,991,733.60, 1,010,987,600.40 and 441,539,440.20

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Solution

The fourth proportional to 673,991,733.60, 1,010,987,600.40 and 441,539,440.20 is: 662,309,160.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,991,733.60 : 1,010,987,600.40 = 441,539,440.20 : x
  2. Step 2: Convert to fraction form
    673,991,733.60/1,010,987,600.40 = 441,539,440.20/x
  3. Step 3: Cross multiply
    673,991,733.60x = 1,010,987,600.40 × 441,539,440.20
  4. Step 4: Simplify right side
    673,991,733.60x = 446,390,899,129,757,248
  5. Step 5: Solve for x
    x = 446,390,899,129,757,248/673,991,733.60
  6. Step 6: Final answer
    x = 662,309,160.30

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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.