Home / 1,642,702,037.04-2,464,057,255.68-415,870,619.76

Finding the Fourth Proportional to 1,642,702,037.04, 2,464,057,255.68 and 415,870,619.76

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Solution

The fourth proportional to 1,642,702,037.04, 2,464,057,255.68 and 415,870,619.76 is: 623,806,992.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,702,037.04 : 2,464,057,255.68 = 415,870,619.76 : x
  2. Step 2: Convert to fraction form
    1,642,702,037.04/2,464,057,255.68 = 415,870,619.76/x
  3. Step 3: Cross multiply
    1,642,702,037.04x = 2,464,057,255.68 × 415,870,619.76
  4. Step 4: Simplify right side
    1,642,702,037.04x = 1,024,729,018,043,766,272
  5. Step 5: Solve for x
    x = 1,024,729,018,043,766,272/1,642,702,037.04
  6. Step 6: Final answer
    x = 623,806,992.95

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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.