Home / 580,633,067.10-870,949,600.65-521,510,583.90

Finding the Fourth Proportional to 580,633,067.10, 870,949,600.65 and 521,510,583.90

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Solution

The fourth proportional to 580,633,067.10, 870,949,600.65 and 521,510,583.90 is: 782,265,875.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,633,067.10 : 870,949,600.65 = 521,510,583.90 : x
  2. Step 2: Convert to fraction form
    580,633,067.10/870,949,600.65 = 521,510,583.90/x
  3. Step 3: Cross multiply
    580,633,067.10x = 870,949,600.65 × 521,510,583.90
  4. Step 4: Simplify right side
    580,633,067.10x = 454,209,434,782,453,312
  5. Step 5: Solve for x
    x = 454,209,434,782,453,312/580,633,067.10
  6. Step 6: Final answer
    x = 782,265,875.85

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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.