Home / 655,268,011.90-982,905,692.28-218,567,497.22

Finding the Fourth Proportional to 655,268,011.90, 982,905,692.28 and 218,567,497.22

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Solution

The fourth proportional to 655,268,011.90, 982,905,692.28 and 218,567,497.22 is: 327,852,471.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,268,011.90 : 982,905,692.28 = 218,567,497.22 : x
  2. Step 2: Convert to fraction form
    655,268,011.90/982,905,692.28 = 218,567,497.22/x
  3. Step 3: Cross multiply
    655,268,011.90x = 982,905,692.28 × 218,567,497.22
  4. Step 4: Simplify right side
    655,268,011.90x = 214,831,237,164,931,072
  5. Step 5: Solve for x
    x = 214,831,237,164,931,072/655,268,011.90
  6. Step 6: Final answer
    x = 327,852,471.45

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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.