Home / 356,580,801.60-534,871,202.40-220,531,905.60

Finding the Fourth Proportional to 356,580,801.60, 534,871,202.40 and 220,531,905.60

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Solution

The fourth proportional to 356,580,801.60, 534,871,202.40 and 220,531,905.60 is: 330,797,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,580,801.60 : 534,871,202.40 = 220,531,905.60 : x
  2. Step 2: Convert to fraction form
    356,580,801.60/534,871,202.40 = 220,531,905.60/x
  3. Step 3: Cross multiply
    356,580,801.60x = 534,871,202.40 × 220,531,905.60
  4. Step 4: Simplify right side
    356,580,801.60x = 117,956,165,515,835,280
  5. Step 5: Solve for x
    x = 117,956,165,515,835,280/356,580,801.60
  6. Step 6: Final answer
    x = 330,797,858.40

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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.