Home / 220,060,358.40-330,090,537.60-105,269,102.40

Finding the Fourth Proportional to 220,060,358.40, 330,090,537.60 and 105,269,102.40

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Solution

The fourth proportional to 220,060,358.40, 330,090,537.60 and 105,269,102.40 is: 157,903,653.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,060,358.40 : 330,090,537.60 = 105,269,102.40 : x
  2. Step 2: Convert to fraction form
    220,060,358.40/330,090,537.60 = 105,269,102.40/x
  3. Step 3: Cross multiply
    220,060,358.40x = 330,090,537.60 × 105,269,102.40
  4. Step 4: Simplify right side
    220,060,358.40x = 34,748,334,603,885,456
  5. Step 5: Solve for x
    x = 34,748,334,603,885,456/220,060,358.40
  6. Step 6: Final answer
    x = 157,903,653.60

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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.