Home / 539,526,264.89-744,564,299.45-330,642,067.64

Finding the Fourth Proportional to 539,526,264.89, 744,564,299.45 and 330,642,067.64

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Solution

The fourth proportional to 539,526,264.89, 744,564,299.45 and 330,642,067.64 is: 456,297,117.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,526,264.89 : 744,564,299.45 = 330,642,067.64 : x
  2. Step 2: Convert to fraction form
    539,526,264.89/744,564,299.45 = 330,642,067.64/x
  3. Step 3: Cross multiply
    539,526,264.89x = 744,564,299.45 × 330,642,067.64
  4. Step 4: Simplify right side
    539,526,264.89x = 246,184,279,455,700,096
  5. Step 5: Solve for x
    x = 246,184,279,455,700,096/539,526,264.89
  6. Step 6: Final answer
    x = 456,297,117.45

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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.