Home / 503,299,897.63-755,064,215.59-153,577,249.78

Finding the Fourth Proportional to 503,299,897.63, 755,064,215.59 and 153,577,249.78

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Solution

The fourth proportional to 503,299,897.63, 755,064,215.59 and 153,577,249.78 is: 230,400,773.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,299,897.63 : 755,064,215.59 = 153,577,249.78 : x
  2. Step 2: Convert to fraction form
    503,299,897.63/755,064,215.59 = 153,577,249.78/x
  3. Step 3: Cross multiply
    503,299,897.63x = 755,064,215.59 × 153,577,249.78
  4. Step 4: Simplify right side
    503,299,897.63x = 115,960,685,637,037,376
  5. Step 5: Solve for x
    x = 115,960,685,637,037,376/503,299,897.63
  6. Step 6: Final answer
    x = 230,400,773.34

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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.