Home / 503,573,551.13-755,325,655.45-309,514,917.53

Finding the Fourth Proportional to 503,573,551.13, 755,325,655.45 and 309,514,917.53

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Solution

The fourth proportional to 503,573,551.13, 755,325,655.45 and 309,514,917.53 is: 464,251,066.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,573,551.13 : 755,325,655.45 = 309,514,917.53 : x
  2. Step 2: Convert to fraction form
    503,573,551.13/755,325,655.45 = 309,514,917.53/x
  3. Step 3: Cross multiply
    503,573,551.13x = 755,325,655.45 × 309,514,917.53
  4. Step 4: Simplify right side
    503,573,551.13x = 233,784,557,950,349,504
  5. Step 5: Solve for x
    x = 233,784,557,950,349,504/503,573,551.13
  6. Step 6: Final answer
    x = 464,251,066.06

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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.