Home / 356,308,391.53-533,766,794.06-169,296,199.74

Finding the Fourth Proportional to 356,308,391.53, 533,766,794.06 and 169,296,199.74

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Solution

The fourth proportional to 356,308,391.53, 533,766,794.06 and 169,296,199.74 is: 253,613,700.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,308,391.53 : 533,766,794.06 = 169,296,199.74 : x
  2. Step 2: Convert to fraction form
    356,308,391.53/533,766,794.06 = 169,296,199.74/x
  3. Step 3: Cross multiply
    356,308,391.53x = 533,766,794.06 × 169,296,199.74
  4. Step 4: Simplify right side
    356,308,391.53x = 90,364,689,781,227,936
  5. Step 5: Solve for x
    x = 90,364,689,781,227,936/356,308,391.53
  6. Step 6: Final answer
    x = 253,613,700.74

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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.