Home / 695,473,578.60-1,043,210,367.90-313,267,626.60

Finding the Fourth Proportional to 695,473,578.60, 1,043,210,367.90 and 313,267,626.60

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Solution

The fourth proportional to 695,473,578.60, 1,043,210,367.90 and 313,267,626.60 is: 469,901,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,473,578.60 : 1,043,210,367.90 = 313,267,626.60 : x
  2. Step 2: Convert to fraction form
    695,473,578.60/1,043,210,367.90 = 313,267,626.60/x
  3. Step 3: Cross multiply
    695,473,578.60x = 1,043,210,367.90 × 313,267,626.60
  4. Step 4: Simplify right side
    695,473,578.60x = 326,804,035,996,545,856
  5. Step 5: Solve for x
    x = 326,804,035,996,545,856/695,473,578.60
  6. Step 6: Final answer
    x = 469,901,439.90

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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.