Home / 456,481,252.56-629,890,983.56-255,549,129.68

Finding the Fourth Proportional to 456,481,252.56, 629,890,983.56 and 255,549,129.68

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Solution

The fourth proportional to 456,481,252.56, 629,890,983.56 and 255,549,129.68 is: 352,628,047.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,481,252.56 : 629,890,983.56 = 255,549,129.68 : x
  2. Step 2: Convert to fraction form
    456,481,252.56/629,890,983.56 = 255,549,129.68/x
  3. Step 3: Cross multiply
    456,481,252.56x = 629,890,983.56 × 255,549,129.68
  4. Step 4: Simplify right side
    456,481,252.56x = 160,968,092,642,037,184
  5. Step 5: Solve for x
    x = 160,968,092,642,037,184/456,481,252.56
  6. Step 6: Final answer
    x = 352,628,047.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.