Home / 104,403,919.80-156,605,879.70-102,612,329.40

Finding the Fourth Proportional to 104,403,919.80, 156,605,879.70 and 102,612,329.40

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Solution

The fourth proportional to 104,403,919.80, 156,605,879.70 and 102,612,329.40 is: 153,918,494.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,403,919.80 : 156,605,879.70 = 102,612,329.40 : x
  2. Step 2: Convert to fraction form
    104,403,919.80/156,605,879.70 = 102,612,329.40/x
  3. Step 3: Cross multiply
    104,403,919.80x = 156,605,879.70 × 102,612,329.40
  4. Step 4: Simplify right side
    104,403,919.80x = 16,069,694,113,753,172
  5. Step 5: Solve for x
    x = 16,069,694,113,753,172/104,403,919.80
  6. Step 6: Final answer
    x = 153,918,494.10

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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.