Home / 147,623,491.60-221,435,237.40-109,359,739.60

Finding the Fourth Proportional to 147,623,491.60, 221,435,237.40 and 109,359,739.60

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Solution

The fourth proportional to 147,623,491.60, 221,435,237.40 and 109,359,739.60 is: 164,039,609.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,623,491.60 : 221,435,237.40 = 109,359,739.60 : x
  2. Step 2: Convert to fraction form
    147,623,491.60/221,435,237.40 = 109,359,739.60/x
  3. Step 3: Cross multiply
    147,623,491.60x = 221,435,237.40 × 109,359,739.60
  4. Step 4: Simplify right side
    147,623,491.60x = 24,216,099,900,328,180
  5. Step 5: Solve for x
    x = 24,216,099,900,328,180/147,623,491.60
  6. Step 6: Final answer
    x = 164,039,609.40

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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.