Home / 356,076,705.60-534,115,058.40-200,470,780.80

Finding the Fourth Proportional to 356,076,705.60, 534,115,058.40 and 200,470,780.80

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Solution

The fourth proportional to 356,076,705.60, 534,115,058.40 and 200,470,780.80 is: 300,706,171.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,076,705.60 : 534,115,058.40 = 200,470,780.80 : x
  2. Step 2: Convert to fraction form
    356,076,705.60/534,115,058.40 = 200,470,780.80/x
  3. Step 3: Cross multiply
    356,076,705.60x = 534,115,058.40 × 200,470,780.80
  4. Step 4: Simplify right side
    356,076,705.60x = 107,074,462,794,485,600
  5. Step 5: Solve for x
    x = 107,074,462,794,485,600/356,076,705.60
  6. Step 6: Final answer
    x = 300,706,171.20

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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.