Home / 885,761,425.60-1,328,642,138.40-239,529,169.60

Finding the Fourth Proportional to 885,761,425.60, 1,328,642,138.40 and 239,529,169.60

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Solution

The fourth proportional to 885,761,425.60, 1,328,642,138.40 and 239,529,169.60 is: 359,293,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,761,425.60 : 1,328,642,138.40 = 239,529,169.60 : x
  2. Step 2: Convert to fraction form
    885,761,425.60/1,328,642,138.40 = 239,529,169.60/x
  3. Step 3: Cross multiply
    885,761,425.60x = 1,328,642,138.40 × 239,529,169.60
  4. Step 4: Simplify right side
    885,761,425.60x = 318,248,548,106,520,256
  5. Step 5: Solve for x
    x = 318,248,548,106,520,256/885,761,425.60
  6. Step 6: Final answer
    x = 359,293,754.40

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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.